criyle/codenet-compile-errors huggingface dataset:
Language: C

// AOJ Volume 0 Problem 0017

#include <stdio.h>
#include <string.h>

#define DIFF(c1, c2)    ((((c2)-(c1))>=0)?((c2)-(c1)+1):((c2)-(c1)+1+26))


void conv(char *str, char *str_diff)
{
    int i;
    
    i = 0;
    do {
        switch (str[i]){
          case ' ':
          case '.':
            str_diff[i] = -2;
            break;

          case '\0':
            str_diff[i] = 0;
            break;
          
          default:
            if (str_diff[i - 1] == -2){
                str_diff[i] = -1;
            }
            else {
                str_diff[i] = DIFF(str[i - 1], str[i]);
            }
            break;
        }
//        printf("[%d<%c>]", str_diff[i], str[i]);
    } while (str[i++] != '\0');
}

int search(char *str1, char *str2)
{
    int i;
    
    for (i = 0; i <= strlen(str1) - strlen(str2); i++){
        if (memcmp(str1 + i, str2, strlen(str2)) == 0){
            return (i);
        }
    }
    
    return (-1);
}

int main(void)
{
    char str[82];
    char str_diff[82];
    char diff_the[5];
    char diff_this[6];
    char diff_that[6];
    int pos;
    int diff;
    char c;
    int i;
    
    diff_the[0] = -1;
    diff_the[1] = DIFF('t', 'h');
    diff_the[2] = DIFF('h', 'e');
    diff_the[3] = -2;    
    diff_the[4] = 0;    
    
    diff_this[0] = -1;
    diff_this[1] = DIFF('t', 'h');
    diff_this[2] = DIFF('h', 'i');
    diff_this[3] = DIFF('i', 's');
    diff_this[4] = -2;    
    diff_this[5] = 0;    

    diff_that[0] = -1;
    diff_that[1] = DIFF('t', 'h');
    diff_that[2] = DIFF('h', 'a');
    diff_that[3] = DIFF('a', 't');
    diff_that[4] = -2;    
    diff_that[5] = 0;    

    
    str[0] = ' ';
    gets(&str[1]);

    conv(str, str_diff);

    if ((pos = search(str_diff, diff_the)) == -1){
        if ((pos = search(str_diff, diff_this)) == -1){
            pos = search(str_diff, diff_that);
        }
    }
    
    diff = str[pos] - 't';
    if (diff < 0){
        diff += 26;
    }
    
    for (i = 1; i < strlen(str); i++){
        if ('a' <= str[i] && str[i] <= 'z'){
            c = str[i] - 'a' - diff;
            if (c < 0){
                c += 26;
            }
            c += 'a';
            
            printf("%c", c);
        }
        else {
            printf("%c", str[i]);
        }
    }
    
    printf("\n");
    
    return (0);
}

Compiler output:
main.c: In function 'main':
main.c:85:5: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
   85 |     gets(&str[1]);
      |     ^~~~
      |     fgets
Language: C

import java.io.*;
import java.util.*;

public class Main {
	public static void main(String[] args) throws InterruptedException, IOException {
		BufferedReader din = new BufferedReader(new InputStreamReader(System.in));
		String data , str;
		char tmp;
		while ( true ){
			data = din.readLine();
			if ( data == null ) break;
			while ( true ) {
				String sarch = data;
				Scanner sc = new Scanner(sarch);
				if ( sc.findInLine("this") != null || sc.findInLine("the") != null || sc.findInLine("that") != null ) {
					break;
				} else {
					str = "";
					for ( int j = 0; j < data.length(); j++ ) {
						if ( data.charAt(j) == '.' ) tmp = '.';
						else if ( data.charAt(j) == ' '  ) tmp = ' ';
						else {
							tmp = (char)(data.charAt(j)+1);
							if ( tmp > 122 ) tmp -= 26;
						}
						str += tmp;
					}
				}
				data = str;
			}
			System.out.println(data);
		}
	}
}

Compiler output:
main.c:1:1: error: unknown type name 'import'
    1 | import java.io.*;
      | ^~~~~~
main.c:1:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
    1 | import java.io.*;
      |            ^
main.c:2:1: error: unknown type name 'import'
    2 | import java.util.*;
      | ^~~~~~
main.c:2:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
    2 | import java.util.*;
      |            ^
main.c:4:1: error: unknown type name 'public'
    4 | public class Main {
      | ^~~~~~
main.c:4:14: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'Main'
    4 | public class Main {
      |              ^~~~
Language: C

#include<stdio.h>
#include<string.h>

main(){
  
  char s[10000];
  char this[10]="this";
  char that[10]="that";
  
  //(scanf("%[^\n]s",s)
  while(gets(s)!=NULL){
  
    int n,i;
  
    n=strlen(s);
  
  
    while(1){

      int co=0;
      
      for(i=0;i<n;i++){
	if(97<=s[i] && 122>=s[i]){
	  s[i]--;
	  if(s[i]==96){
	    s[i]=122;
	  }
	}
      }
    
      for(i=0;i<n;i++){
	if(s[i]==this[0]){
	  if(s[i+1]==this[1]){
	    if(s[i+2]==this[2]){
	      if(s[i+3]==this[3]){
		co=1;
	      }
	    }
	    else if(s[i+2]==that[2]){
	      if(s[i+3]==that[3]){
		co=1;
	      }
	    }
	  }
	}
      }

      if(co==1){
	break;
      }
      
    }
    printf("%s\n",s);
  }  
  return 0;
}

Compiler output:
main.c:4:1: error: return type defaults to 'int' [-Wimplicit-int]
    4 | main(){
      | ^~~~
main.c: In function 'main':
main.c:11:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
   11 |   while(gets(s)!=NULL){
      |         ^~~~
      |         fgets
main.c:11:16: warning: comparison between pointer and integer
   11 |   while(gets(s)!=NULL){
      |                ^~
Language: C

#include<stdio.h>
#include<string.h>

main(){
  
  char s[10000];
  char this[10]="this";
  char that[10]="that";

  while(gets(s)!=NULL){
  
    int n,i;
  
    n=strlen(s);
  
  
    while(1){

      int co=0;
      
      for(i=0;i<n;i++){
	if(97<=s[i] && 122>=s[i]){
	  s[i]--;
	  if(s[i]==96){
	    s[i]=122;
	  }
	}
      }
    
      for(i=0;i<n;i++){
	if(s[i]==this[0]){
	  if(s[i+1]==this[1]){
	    if(s[i+2]==this[2]){
	      if(s[i+3]==this[3]){
		co=1;
	      }
	    }
	    else if(s[i+2]==that[2]){
	      if(s[i+3]==that[3]){
		co=1;
	      }
	    }
	  }
	}
      }

      if(co==1){
	break;
      }
      
    }
    printf("%s\n",s);
  }  
  return 0;
}

Compiler output:
main.c:4:1: error: return type defaults to 'int' [-Wimplicit-int]
    4 | main(){
      | ^~~~
main.c: In function 'main':
main.c:10:9: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
   10 |   while(gets(s)!=NULL){
      |         ^~~~
      |         fgets
main.c:10:16: warning: comparison between pointer and integer
   10 |   while(gets(s)!=NULL){
      |                ^~
Language: C

#include <stdio.h>		/*V[U[Ã*/

int main(){
	char str[81];
	int i;
	
	while(gets(str)!=NULL){
		char zure=(str[0]-'t');
		
		for(i=0;str[i]!='\0';i++)
			if(str[i]!=' ' && str[i]!='.')
				str[i] -= zure;

		printf(str);
		printf("\n");
	}
	
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:15: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
    7 |         while(gets(str)!=NULL){
      |               ^~~~
      |               fgets
main.c:7:24: warning: comparison between pointer and integer
    7 |         while(gets(str)!=NULL){
      |                        ^~
Language: C

#include <stdio.h>
#include <string.h>

int main(void){
	char str[81];
	int key;
	int len;
	int i;

	while(gets(str) != '\0'){
		key = 't' - str[0];
		len = strlen(str);
		for(i=0; i < len; i++){
			if(str[i] == ' ' || str[i] == '.') continue;
			str[i]  += key;
			if(str[i] < 'a') str[i] = 'z' + 1 - ('a' - str[i]);
		}

		printf("%s\n", str);
	}

	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:10:15: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
   10 |         while(gets(str) != '\0'){
      |               ^~~~
      |               fgets
Language: C

#include<string.h>
#include<stdio.h>
using namespace std;

int main(){
  char a[100],b[100];
  for(int i;i<100;i++){
    a[i]='\0';
    b[i]='\0';
  }
  gets(a);
  int i=0;
  while(i<26){
    for(int j=0;!(a[j]=='\0');j++){
      if(0x61<=a[j]+i&&a[j]+i<=0x7A)
	b[j]+=i;
      else if(0x61<=a[j]&&a[j]<=0x7A){
	b[j]=a[j]-26+i;
      }
      else if(a[j]==' ')
	b[j]=' ';
      else if(a[j]=='.')
	b[j]='.';
      
    }
    if(strstr(b,"the")||strstr(b,"this")||strstr(b,"that"))
      break;
    i++;
  }
  for(int k=0;a[k]!='\0';k++)
    printf("%s",b[k]);
  printf("\n");
  return 0;
}

Compiler output:
main.c:3:1: error: unknown type name 'using'
    3 | using namespace std;
      | ^~~~~
main.c:3:17: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'std'
    3 | using namespace std;
      |                 ^~~
main.c: In function 'main':
main.c:11:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
   11 |   gets(a);
      |   ^~~~
      |   fgets
Language: C

main(){gets();}

Compiler output:
main.c:1:1: error: return type defaults to 'int' [-Wimplicit-int]
    1 | main(){gets();}
      | ^~~~
main.c: In function 'main':
main.c:1:8: error: implicit declaration of function 'gets' [-Wimplicit-function-declaration]
    1 | main(){gets();}
      |        ^~~~
Language: C

#include<stdio.h>
#include<string.h>

char a[100];
int flag=1;

void shift(){
  int i=0;
  
  while(a[i]!=0){
    if(a[i]>='a' && a[i]<='y')
      a[i]++;
    else if(a[i]=='z')
      a[i]='a';
    i++;
  }
}

void match(){
  char b[4];
  char m[3][5]={"this","the","that"};
  int i;

  for(i=0;i<4;i++)
    b[i]=a[i];
  for(i=0;i<3;i++){
    if(strcmp(b,m[i])==0)
      flag=0;
  }
}

int main(){
  gets(a);
  while(flag){
    shift();
    match();
  }
  printf("%s\n",a);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:33:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
   33 |   gets(a);
      |   ^~~~
      |   fgets
Language: C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(void)
{
	char str[81];
	while(gets(str) != NULL)
	{
		int i,j;
		int len = strlen(str);
		for(i = 0;i < 26;i++)
		{
			for(j = 0;j < len;j++)
			{
				if(str[j] >= 'a' && str[j] <= 'z')
				{
					str[j] = (str[j] - 'a' + 1) % 26 + 'a';
				}
			}
			for(j = 0;j < len-2;j++)
			{
				if(str[j] == 't' && str[j+1] == 'h' && str[j+2] == 'e')
				{
					puts(str);
					break;
				}
			}
			if(j != len-2)
				break;
			for(j = 0;j < len-3;j++)
			{
				if(str[j] == 't' && str[j+1] == 'h' && str[j+2] == 'i' && str[j+3] == 's')
				{
					puts(str);
					break;
				}
			}
			if(j != len-3)
				break;
			for(j = 0;j < len-3;j++)
			{
				if(str[j] == 't' && str[j+1] == 'h' && str[j+2] == 'a' && str[j+3] == 't')
				{
					puts(str);
					break;
				}
			}
			if(j != len-3)
				break;
		}
	}
}

Compiler output:
main.c: In function 'main':
main.c:8:15: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
    8 |         while(gets(str) != NULL)
      |               ^~~~
      |               fgets
main.c:8:25: warning: comparison between pointer and integer
    8 |         while(gets(str) != NULL)
      |                         ^~
Language: C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main(void)
{
	char str[81];
	while(gets(str) != NULL)
	{
		int i,j;
		int len = strlen(str);
		for(i = 0;i < 26;i++)
		{
			for(j = 0;j < len;j++)
			{
				if(str[j] >= 'a' && str[j] <= 'z')
				{
					str[j] = (str[j] - 'a' + 1) % 26 + 'a';
				}
			}
			for(j = 0;j < len-2;j++)
			{
				if(str[j] == 't' && str[j+1] == 'h' && str[j+2] == 'e')
				{
					puts(str);
					break;
				}
			}
			if(j != len-2)
				break;
			for(j = 0;j < len-3;j++)
			{
				if(str[j] == 't' && str[j+1] == 'h' && str[j+2] == 'i' && str[j+3] == 's')
				{
					puts(str);
					break;
				}
			}
			if(j != len-3)
				break;
			for(j = 0;j < len-3;j++)
			{
				if(str[j] == 't' && str[j+1] == 'h' && str[j+2] == 'a' && str[j+3] == 't')
				{
					puts(str);
					break;
				}
			}
			if(j != len-3)
				break;
		}
	}
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:15: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
    8 |         while(gets(str) != NULL)
      |               ^~~~
      |               fgets
main.c:8:25: warning: comparison between pointer and integer
    8 |         while(gets(str) != NULL)
      |                         ^~
Language: C

#include<stdio.h>
#include<string.h>


#define s_plen(STR) STR,strlen(STR)

#define test_the(p, len) test_xxx((p), (len),s_plen("the"))
#define test_that(p, len) test_xxx((p), (len), s_plen("that"))
#define test_this(p, len) test_xxx((p), (len), s_plen("this"))

char rotate(char t, int i){
  int r;
  if (t == '.') return t;
  if (t == ' ') return t;
  r = t+i;
  if (r > 'z'){
    return (char)(r - 'z' + 'a' - 1);
  }
  return (char)r;
}


void decode_line(char * src, int shift){
  while (*src){
    printf("%c", rotate(*src, shift));
    src++;
  }
  printf("\n");
}

void println_plen(char* p, int l){
  int i;
  for(i=0;i<l;i++){
    printf("%c", *(p+i));
  }
  printf("\n");
}

int match_xxx_with(char* srcp, int srclen, char* tp, int tlen, int n){
  int i;
  //printf("match_xxx_with\n");
  //println_plen(srcp, srclen);
  //println_plen(tp, tlen);
  for(i=0; i<srclen; i++){
    if (rotate(*srcp, n)!=*tp)return 0;
  }
  return 1;
}


int test_xxx(char* srcp, int srclen, char* tp, int tlen){
  /*
   * found .. shift
   * fail .. < 0
   */
  int i;
  int guess;

  if (srclen != tlen) return -1;

  for (guess=0; guess < ('z' - 'a'); guess++){
    if (match_xxx_with(srcp, srclen, tp, tlen, guess)){
      return guess;
    }
  }
  return -1;
}

int chop_slen(char** srcp, int* srclen, char**tokp, int*toklen){
  *tokp = *srcp;
  *toklen = 0;
  while (strlen){
    //printf("%c\n", **(srcp));
    switch (**srcp){
      case ' ':
        return *toklen;
      case '.':
        return *toklen;
      default:
        break;
    }

    //consume
    (*toklen)++;
    (*srcp)++;
    (srclen)--;
  }
  return 0;
}




int main(){
  char buf[80];
  char *p;
  int len;
  char *tokp;
  int toklen;
  int key;

  while (gets(buf)){
    key = -1;
    p = buf;
    len = strlen(buf);
    //printf("==>%s\n", p);
    while(chop_slen(&p, &len, &tokp, &toklen)){
      //println_plen(tokp, toklen);
      //println_plen(p, len);
      if ((key = test_the(tokp, toklen)) > -1) break;
      if ((key = test_this(tokp, toklen)) > -1) break;
      if ((key = test_that(tokp, toklen)) > -1) break;
    }
    //printf("key =>%d\n", key);
    decode_line(buf, key);
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:102:10: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
  102 |   while (gets(buf)){
      |          ^~~~
      |          fgets
Language: C

#include<stdio.h>
#include<string.h>


#define s_plen(STR) STR,strlen(STR)

#define test_the(p, len) test_xxx((p), (len),s_plen("the"))
#define test_that(p, len) test_xxx((p), (len), s_plen("that"))
#define test_this(p, len) test_xxx((p), (len), s_plen("this"))

char rotate(char t, int i){
  int r;
  if (t == '.') return t;
  if (t == ' ') return t;
  r = t+i;
  if (r > 'z'){
    return (char)(r - 'z' + 'a' - 1);
  }
  return (char)r;
}


void decode_line(char * src, int shift){
  while (*src){
    printf("%c", rotate(*src, shift));
    src++;
  }
  printf("\n");
}

void println_plen(char* p, int l){
  int i;
  for(i=0;i<l;i++){
    printf("%c", *(p+i));
  }
  printf("\n");
}

int match_xxx_with(char* srcp, int srclen, char* tp, int tlen, int n){
  int i;
  //printf("match_xxx_with\n");
  //println_plen(srcp, srclen);
  //println_plen(tp, tlen);
  for(i=0; i<srclen; i++){
    if (rotate(*srcp, n)!=*tp)return 0;
  }
  return 1;
}


int test_xxx(char* srcp, int srclen, char* tp, int tlen){
  /*
   * found .. shift
   * fail .. < 0
   */
  int i;
  int guess;

  if (srclen != tlen) return -1;

  for (guess=0; guess < ('z' - 'a'); guess++){
    if (match_xxx_with(srcp, srclen, tp, tlen, guess)){
      return guess;
    }
  }
  return -1;
}


int chop_slen(char** srcp, int* srclen, char**tokp, int*toklen){
  *tokp = *srcp;
  *toklen = 0;
  while (strlen){
    //printf("%c\n", **(srcp));
    switch (**srcp){
      case ' ':
        return *toklen;
      case '.':
        return *toklen;
      default:
        break;
    }

    //consume
    (*toklen)++;
    (*srcp)++;
    (srclen)--;
  }
  return 0;
}




int main(){
  char buf[80];
  char *p;
  int len;
  char *tokp;
  int toklen;
  int key;

  while (gets(buf)){
    key = -1;
    p = buf;
    len = strlen(buf);
    //printf("==>%s\n", p);
    while(chop_slen(&p, &len, &tokp, &toklen)){
      //println_plen(tokp, toklen);
      //println_plen(p, len);
      if ((key = test_the(tokp, toklen)) > -1) break;
      if ((key = test_this(tokp, toklen)) > -1) break;
      if ((key = test_that(tokp, toklen)) > -1) break;
    }
    //printf("key =>%d\n", key);
    decode_line(buf, key);
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:103:10: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
  103 |   while (gets(buf)){
      |          ^~~~
      |          fgets
Language: C

#include<stdio.h>
#include<string.h>


#define s_plen(STR) STR,strlen(STR)

#define test_the(p, len) test_xxx((p), (len),s_plen("the"))
#define test_that(p, len) test_xxx((p), (len), s_plen("that"))
#define test_this(p, len) test_xxx((p), (len), s_plen("this"))
  
#define DEBUG 0

char rotate(char t, int i){
  int r;
  if (t == '.') return t;
  if (t == ' ') return t;
  r = t+i;
  if (r > 'z'){
    return (char)(r - 'z' + 'a' - 1);
  } 
  return (char)r;
}   
  
  
void decode_line(char * src, int shift){
  while (*src){
    printf("%c", rotate(*src, shift));
    src++;
  }
  printf("\n");
} 
    
void println_plen(char* p, int l){
  int i;
  for(i=0;i<l;i++){
    printf("%c", *(p+i));
  }     
  printf("\n");
}       

int match_xxx_with(char* srcp, int srclen, char* tp, int tlen, int n){
  int i;
  if(DEBUG){
    printf("match_xxx_with\n");
    println_plen(srcp, srclen);
    println_plen(tp, tlen);
  } 
  for(i=0; i<srclen; i++){
    if (rotate(*srcp, n)!=*tp)return 0;
  }
  return 1;
}


int test_xxx(char* srcp, int srclen, char* tp, int tlen){
  /*
   * found .. shift
   * fail .. < 0
   */
  int i;
  int guess;

  if (srclen != tlen) return -1;

  for (guess=0; guess < ('z' - 'a'); guess++){
    if (match_xxx_with(srcp, srclen, tp, tlen, guess)){
      return guess;
    }
  }
  return -1;
}


int chop_slen(char** srcp, int* srclen, char**tokp, int*toklen){
  *tokp = *srcp;
  *toklen = 0;
  while (strlen){
    if(DEBUG){
      printf("%c\n", **(srcp));
    }
    switch (**srcp){
      case ' ':
        return *toklen;
      case '.':
        return *toklen;
      default:
        break;
    }

    /* consume */
    (*toklen)++;
    (*srcp)++;
    (srclen)--;
  }
  return 0;
}


int main(){
  char buf[80];
  char *p;
  int len;
  char *tokp;
  int toklen;
  int key;

  while (gets(buf)){
    key = -1;
    p = buf;
    len = strlen(buf);
    if (DEBUG){
      printf("==>%s\n", p);
    }
    while(chop_slen(&p, &len, &tokp, &toklen)){
      if (DEBUG){
        println_plen(tokp, toklen);
        println_plen(p, len);
      }
      if ((key = test_the(tokp, toklen)) > -1) break;
      if ((key = test_this(tokp, toklen)) > -1) break;
      if ((key = test_that(tokp, toklen)) > -1) break;
    }
    if (DEBUG){
      printf("key =>%d\n", key);
    }
    decode_line(buf, key);
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:107:10: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
  107 |   while (gets(buf)){
      |          ^~~~
      |          fgets
Language: C

#include<iostream>
#include<string>

using namespace std;

string thi[100],tha[100],the[100];

string change_str(string ch,int mov);
void set(void);

int main()
{
	int i,j;
	char ch[100];
	
	set();
	for(;cin.getline(ch,81);)
	{
		for(i=0;i<27;i++)
		{
			int se;
			se=string(ch).find(thi[i],0);
			if(se!=string::npos)
				break;
			se=string(ch).find(tha[i],0);
			if(se!=string::npos)
				break;
			se=string(ch).find(the[i],0);
			if(se!=string::npos)
				break;
		}
		
		string ans;
		
		ans=change_str(string(ch),26-i);
		
		cout << ans << endl;
		
		string(ch)="";
	}
}

void set(void)
{
	int i,j;
	thi[0]="this";
	tha[0]="that";
	the[0]="the";
	
	for(i=1;i<27;i++)
	{
		int a,b,c;
		thi[0]=change_str(thi[0],1);
		tha[0]=change_str(tha[0],1);
		the[0]=change_str(the[0],1);
		
		thi[i]=thi[0];
		tha[i]=tha[0];
		the[i]=the[0];
	}
}

string change_str(string change,int mov)
{
	for(int i=0;i<mov;i++)
	{
		for(int j=0;j<change.size();j++)
		{
			int a;
			a=int(change[j]);
			if(a>95 && a<123)
			{
				change[j]++;
				if(a==122)
					change[j]-=26;
			}
		}
	}
	return change;
}

Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C

#include<iostream>
#include<string>

using namespace std;

string thi[100],tha[100],the[100];

string change_str(string ch,int mov);
int set(void);

int main()
{
	int i,j;
	char ch[100];
	
	set();
	for(;cin.getline(ch,81);)
	{
		for(i=0;i<27;i++)
		{
			int se;
			se=string(ch).find(thi[i],0);
			if(se!=string::npos)
				break;
			se=string(ch).find(tha[i],0);
			if(se!=string::npos)
				break;
			se=string(ch).find(the[i],0);
			if(se!=string::npos)
				break;
		}
		
		string ans;
		
		ans=change_str(string(ch),26-i);
		
		cout << ans << endl;
		
		string(ch)="";
	}
}

int set(void)
{
	int i,j;
	thi[0]="this";
	tha[0]="that";
	the[0]="the";
	
	for(i=1;i<27;i++)
	{
		int a,b,c;
		thi[0]=change_str(thi[0],1);
		tha[0]=change_str(tha[0],1);
		the[0]=change_str(the[0],1);
		
		thi[i]=thi[0];
		tha[i]=tha[0];
		the[i]=the[0];
	}
	return 0;
}

string change_str(string change,int mov)
{
	for(int i=0;i<mov;i++)
	{
		for(int j=0;j<change.size();j++)
		{
			int a;
			a=int(change[j]);
			if(a>95 && a<123)
			{
				change[j]++;
				if(a==122)
					change[j]-=26;
			}
		}
	}
	return change;
}

Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C

#include <stdio.h>
#include <string.h>

int main() {
	int i, l, c=0;
	char str[80];
	
	while(scanf("%[^\n]",&str)!=EOF) {
	
		// Get String length
		for(l=1;1;l++) {
			if (str[l]=='\0') break;
		}
		for(c=0;c<26;c++) {
			for(i=0;i<l;i++) {
				// if str[i] is "." or " ", I will do nothing.
				if ((str[i]==' ')||(str[i]=='.')) continue;
				if (str[i]<='a') str[i]='z';
				else str[i]--;
			}
			
			if ((strstr(str ,"the")!=0)||
				(strstr(str ,"this")!=0)||
				(strstr(str ,"that")!=0)) break;
		}
		printf("%s\n",str);
		
		// Set NULL in string
		for(c=0;c<80;c++) {
			str[c]='\0';
		}
	}
	return 0;

Compiler output:
main.c: In function 'main':
main.c:33:9: error: expected declaration or statement at end of input
   33 |         return 0;
      |         ^~~~~~
Language: C

#include<stdio.h>
#include<string.h>

char p[1024];
char y[1024];

int main(void){
	while(gets(p)){
		int x = strlen(p);
		int f = 0;
		for(int i = 0; i < 26; i++){
			for(int j = 0; j < x; j++)if(p[j] >= 'a' && p[j] <='z')p[j] = (p[j]+1-'a')%26 + 'a';
			
			if(strstr(p,"the")!= NULL)break;
			if(strstr(p,"that")!= NULL)break;
			if(strstr(p,"this")!= NULL)break;
		}
		puts(p);
	}
	
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:15: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
    8 |         while(gets(p)){
      |               ^~~~
      |               fgets
Language: C

using System;
using System.Collections.Generic;
class _0017
{
    public static void Main()
    {
        string str;
        List<string> sentence = new List<string>();
        str = Console.ReadLine();
        while ((str = Console.ReadLine()) != null)sentence.Add(str + '\n');
        for (int i = 0; i < 26; i++)
        {
            str = Caesar(sentence, i);
            if (str.IndexOf("the") > -1 || str.IndexOf("this") > -1 || str.IndexOf("that") > -1) Console.WriteLine(str);
        }
    }
    public static string Caesar(List<string> def, int shift)
    {
        string result = "";
        string mainSentence = "";
        char c;
        for (int i = 0; i < def.Count; i++) mainSentence = mainSentence + def[i];
        for (int i = 0; i < mainSentence.Length; i++)
        {
            c = mainSentence[i];
            if (c != ' ' && c != ',' && c != '.' && c != '\n')
            {
                c += (char)shift;
                if ((int)c > (int)'z') c = (char)('`' + (c - 'z'));
            }
            result = result + c.ToString();
        }
        return result;
    }
}

Compiler output:
main.c:1:1: error: unknown type name 'using'
    1 | using System;
      | ^~~~~
main.c:2:1: error: unknown type name 'using'
    2 | using System.Collections.Generic;
      | ^~~~~
main.c:2:13: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
    2 | using System.Collections.Generic;
      |             ^
main.c:3:1: error: unknown type name 'class'
    3 | class _0017
      | ^~~~~
main.c:4:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
    4 | {
      | ^
Language: C

#include <stdio.h>

int main(void){
	char words[128];
	int i,j,zure,end;

	//while(scanf("%[^\n]",words) != EOF){// 文字列を配列に読み込む
	(scanf("%[^\n]",words);
		getchar();
		zure=0,end=0;
		for(j=0;words[j] != '\0';j++){
			for(i=1;i <= 26;i++){// 1つずつずらしていく
				if(words[j]+i > 'z'){// zを超えるとき
					if(words[j]+i-25 == 't' && words[j+1]+i-25 == 'h'){//1文字目t、2文字目h
						if(words[j+2]+i-25 == 'e'){// the
								zure = i-25;
								end = 1;
								break;
							//}
						}else if(words[j+2]+i-25 == 'a' && words[j+3]+i-25 == 't'){// that
							//if(words[j+4] == ' '){
								zure = i-25;
								end = 1;
								break;
						}else if(words[j+2]+i-25 == 'i' && words[j+3]+i-25 == 's'){// this
								zure = i-25;
								end = 1;
								break;
						}
					}
				}else{//zを超えないとき
					if(words[j]+i == 't' && words[j+1]+i == 'h'){//1文字目t、2文字目h
						if(words[j+2]+i == 'e'){// the
								zure = i;
								end = 1;
								break;
						}else if(words[j+2]+i == 'a' && words[j+3]+i == 't'){// that
								zure = i;
								end = 1;
								break;
						}else if(words[j+2]+i == 'i' && words[j+3]+i == 's'){// this
								zure = i;
								end = 1;
								break;
						}
					}
				}
			}
			if(end == 1) break;
		}

		for(i=0;words[i] != '\0';i++){
			if(zure < 0){// ズレがマイナスの場合
				if(words[i] >= 'a' && words[i] <= 'z'){
					if(words[i]+zure < 'a'){
						printf("%c",words[i]+zure+26);
					}else{
						printf("%c",words[i]+zure);
					}
				}else{
					printf("%c",words[i]);
				}
			}else{
				if(words[i] >= 'a' && words[i] <= 'z'){
					if(words[i]+zure > 'z'){
						printf("%c",words[i]+zure-26);
					}else{
						printf("%c",words[i]+zure);
					}
				}else{
					printf("%c",words[i]);
				}
			}
		}
		printf("\n");
	//}
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:31: error: expected ')' before ';' token
    8 |         (scanf("%[^\n]",words);
      |         ~                     ^
      |                               )
main.c:77:18: error: expected ';' before '}' token
   77 |         return 0;
      |                  ^
      |                  ;
   78 | }
      | ~
Language: C

#define _CRT_SECURE_NO_WARNINGS
#define _USE_MATH_DEFINES
 
#include<stdio.h>
#include<math.h>
#include<string.h>
#include<stdlib.h>
#include<stdarg.h>
#include<malloc.h>

void caesar(char *);

int main()
{
	char *pstr, str[128];

	pstr = str;

	while(gets(pstr) != NULL){

		while(1){
			caesar(pstr);
			if((strstr(pstr, "the") != NULL) || (strstr(pstr, "this") != NULL) || (strstr(pstr, "that") != NULL))
				break;
		}
		printf("%s\n", pstr);

	}

	return 0;

}

Compiler output:
main.c: In function 'main':
main.c:19:15: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
   19 |         while(gets(pstr) != NULL){
      |               ^~~~
      |               fgets
main.c:19:26: warning: comparison between pointer and integer
   19 |         while(gets(pstr) != NULL){
      |                          ^~
Language: C

int main(){
  char c,str[81];
  int i,code;
  while(fgets(str,81,stdin)!=EOF){
    i=0;
    while(str[i]!='\0'){
      if(str[i]==' ')i++;
      code=str[i]-'t';
      i++;
      if(str[i]-code=='h'){
        i++;
        if(str[i]-code=='e')break;
        if(str[i]-code=='i'&&str[i+1]-code=='s')break;
        if(str[i]-code=='a'&&str[i+1]-code=='t')break;
      }
      while(str[i]!=' ')i++;
    }
    for(i=0;str[i]!='\0';i++){
      if(str[i]!=' '&&str[i]!='\n'&&str[i]!=','&&str[i]!='.'){
        str[i]-=code;
        if(str[i]>'z')str[i]=str[i]-'z'+'a';
        else if(str[i]<'a')str[i]=str[i]+'z'-'a';
      }
    }
    printf("%s",str);
  }
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:4:9: error: implicit declaration of function 'fgets' [-Wimplicit-function-declaration]
    4 |   while(fgets(str,81,stdin)!=EOF){
      |         ^~~~~
main.c:4:22: error: 'stdin' undeclared (first use in this function)
    4 |   while(fgets(str,81,stdin)!=EOF){
      |                      ^~~~~
main.c:1:1: note: 'stdin' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
  +++ |+#include <stdio.h>
    1 | int main(){
main.c:4:22: note: each undeclared identifier is reported only once for each function it appears in
    4 |   while(fgets(str,81,stdin)!=EOF){
      |                      ^~~~~
main.c:4:30: error: 'EOF' undeclared (first use in this function)
    4 |   while(fgets(str,81,stdin)!=EOF){
      |                              ^~~
main.c:4:30: note: 'EOF' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
main.c:25:5: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   25 |     printf("%s",str);
      |     ^~~~~~
main.c:25:5: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:25:5: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:25:5: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C



void main(){
     FILE *f1;
     char c;
     int c1,c2;
     printf("Data Input\n\n");
     /*f1=fopen("input.txt","w");
     while((c=getchar())!='\n')
     {
      putc(c,f1);       
     }
     fclose(f1);*/
     
     f1=fopen("input.txt","r");
     while((c=getc(f1))!=EOF)
     {
      //printf("%c",c);
      if(c==' '||c=='.'){
              printf("%c",c);continue;
              }
      c1=toascii(c);
      //printf("%d\t",c);
      c2=c1-4;
      printf("%c",c2);                        
     }
     fclose(f1);
     getch();
}

Compiler output:
main.c: In function 'main':
main.c:4:6: error: unknown type name 'FILE'
    4 |      FILE *f1;
      |      ^~~~
main.c:1:1: note: 'FILE' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
  +++ |+#include <stdio.h>
    1 | 
main.c:7:6: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
    7 |      printf("Data Input\n\n");
      |      ^~~~~~
main.c:7:6: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:7:6: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:7:6: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:15:9: error: implicit declaration of function 'fopen' [-Wimplicit-function-declaration]
   15 |      f1=fopen("input.txt","r");
      |         ^~~~~
main.c:15:9: note: 'fopen' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
main.c:15:8: error: assignment to 'int *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
   15 |      f1=fopen("input.txt","r");
      |        ^
main.c:16:15: error: implicit declaration of function 'getc' [-Wimplicit-function-declaration]
   16 |      while((c=getc(f1))!=EOF)
      |               ^~~~
main.c:16:26: error: 'EOF' undeclared (first use in this function)
   16 |      while((c=getc(f1))!=EOF)
      |                          ^~~
main.c:16:26: note: 'EOF' is defined in header '<stdio.h>'; this is probably fixable by adding '#include <stdio.h>'
main.c:16:26: note: each undeclared identifier is reported only once for each function it appears in
main.c:22:10: error: implicit declaration of function 'toascii' [-Wimplicit-function-declaration]
   22 |       c1=toascii(c);
      |          ^~~~~~~
main.c:27:6: error: implicit declaration of function 'fclose' [-Wimplicit-function-declaration]
   27 |      fclose(f1);
      |      ^~~~~~
main.c:28:6: error: implicit declaration of function 'getch' [-Wimplicit-function-declaration]
   28 |      getch();
      |      ^~~~~
Language: C

#include <stdio.h>
#include <string.h>
int main()
{
	char str[255];
	int i;
	int l;
i
	while(fgets(str,sizeof(str),stdin) != NULL)
	{
		l = strlen(str);
		while(1){
			if(strstr(str,"the") != '\0' || strstr(str,"this") !=  '\0' || strstr(str, "that") != '\0')
				break;
			else
			{
				for(i = 0; i < l; i++)
				{
					if(str[i] >= 'a' && str[i] <= 'y')
						str[i]++;
					else if(str[i] == 'z')
						str[i] = 'a';
				}
			}
		}
		printf("%s", str);
	}

	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:2: error: expected ';' before 'while'
    8 | i
      |  ^
      |  ;
    9 |         while(fgets(str,sizeof(str),stdin) != NULL)
      |         ~~~~~
Language: C

#include<stdio.h>
#include<string.h>

int search(char []);

int main(void){
	int i,j,flag;
	char string[90];
	while(1){
		for(i = 0 ;; i ++){
			string[i] = getchar();
				if(string[i] == 'EOF'){
					return 0;
				}
			if(string[i] == '.'){
				string[i + 1] = '\0';
				break;
			}
		}
		for(i = 0 ; i < 25; i ++){
			for(j = 0 ;string[j] != '.' ; j ++){
				if(string[j] != ' ' && string[j] != '\n'){
					if(string[j] == 'z'){
						string[j] -= 26;
					}
					string[j] += 1;
				}
			}
			flag = search(string);
			if(flag == 1){
				printf("%s\n",string);
			break;
			}
		}

	return  0;
}

int search(char string[90]){
	if(strstr(string,"the") != NULL || 
	   strstr(string,"this") != NULL ||
	   strstr(string,"that") != NULL){
		return 1;
	}
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:12:49: warning: multi-character character constant [-Wmultichar]
   12 |                                 if(string[i] == 'EOF'){
      |                                                 ^~~~~
main.c:46:1: error: expected declaration or statement at end of input
   46 | }
      | ^
Language: C++

#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <string>
using namespace std;

int main(){
	char input[81],str[50][81];
	int pos=0,last_pos=0,i,j,diff;
	const char cmp[3][5]={"that","this","the"};
	bool is_found=false;


	scanf("%[^\n]",input);
	for(i=0;input[i]!='\0';i++){
		if(input[i]==' ' || input[i]=='.'){
			for(j=last_pos;j<i;j++){
				str[pos][j]=input[j];
			}
			str[pos][j]='\0';
			pos++;
			last_pos=i+1;
		}
	}

	for(i=0;i<pos;i++){
		for(j=0;j<4;j++){
			diff=str[i][0]-cmp[j][0];
			for(int k=1;str[i][k]!='\0';k++){
				str[i][k]-=diff;
			}
			if(strcmp(str[i],cmp[j])){
				j=4;i=pos;
				is_found=true;
			}
		}
	}

	for(i=0;input[i]!='\0';i++){
		if(input[i]!='.' && input[i]!=' '){
			input[i]-=diff;
		}
	}

	printf("%s\n",input);

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:28: error: 'strcmp' was not declared in this scope
   32 |                         if(strcmp(str[i],cmp[j])){
      |                            ^~~~~~
a.cc:4:1: note: 'strcmp' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    3 | #include <cstdlib>
  +++ |+#include <cstring>
    4 | #include <string>
Language: C++

#include <cctype>
#include <cstdio>
#include <cstring>

using namespace std;

bool includes_keyword(const char *str) {
  const static char *keywords[] = { "the", "this", "that" };
  for (const auto keyword : keywords) {
    char *pos = strstr(str, keyword);
    if (pos == NULL) { continue; }
    if (pos != str && isalpha(pos[-1])) { continue; }
    if (isalpha(pos[strlen(keyword)])) { continue; }
    return true;
  }
  return false;
}

int main() {
  while (!feof(stdin)) {
    char cipher[81];
    fgets(cipher, 81, stdin);

    size_t len = strlen(cipher);
    if (cipher[len - 1] == '\n') { cipher[len - 1] = '\0'; }

    char c = 'z';
    for (int i = 0; i < len; ++i) {
      if (isalpha(cipher[i]) && c > cipher[i]) { c = cipher[i]; }
    }
    int shift_begin = 'a' - c;
    int shift_end = shift_begin + 26;
    char decoded[81];
    for (int shift = shift_begin; shift < shift_end; ++shift) {
      strcpy(decoded, cipher);
      for (int i = 0; i < len; ++i) {
        if (isalpha(decoded[i])) { decoded[i] += shift; }
      }
      if (includes_keyword(decoded)) { break; }
    }

    puts(decoded);
  }

  return 0;
}

Compiler output:
a.cc: In function 'bool includes_keyword(const char*)':
a.cc:10:23: error: invalid conversion from 'const char*' to 'char*' [-fpermissive]
   10 |     char *pos = strstr(str, keyword);
      |                 ~~~~~~^~~~~~~~~~~~~~
      |                       |
      |                       const char*
Language: C++

#include <bits/stdc++.h>

using namespace std;

int main() {
	string str;
	while (getline(cin, str)) {
		for (int i = 0; i < 26; ++i) {
			for (int j = 0; j < (int)str.size(); ++j) {
				if (str[j] >= 'a' && str[j] <= 'z') {
					str[j] = (str[j] - 'a' + 1) % 26 + 'a';
				}
			}
			if (str.find("the") != string::npos || str.find("this") != string::npos || str.find("that") != string::npos) break;
		}
		cout << str << endl;
		str = solv(str);
		cout << str << endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:23: error: 'solv' was not declared in this scope
   17 |                 str = solv(str);
      |                       ^~~~
Language: C++

module main;
import std.stdio;
import std.string;

void main()
{
  string s;
  while((s = chomp(readln())).length)
  {
    char s2[] = new char[s.length];
    for(auto i = 0; i < 26; i++)
    {
      for(auto j = 0; j < s.length; j++)
      {
        s2[j] = s[j];
        if(!(s[j] == ' ' || s[j] == '\n' || s[j] == '.'))
          s2[j] = 'a' + ((s[j] - 'a') + i) % 26;
      }

      if(s2.indexOf("the") != -1 || s2.indexOf("this") != -1 || s2.indexOf("that") != -1)
      {
        writef("%s\n", s2);
        break;
      }
    }
  }
}

Compiler output:
a.cc:1:1: error: 'module' does not name a type
    1 | module main;
      | ^~~~~~
a.cc:1:1: note: C++20 'module' only available with '-fmodules-ts'
a.cc:2:1: error: 'import' does not name a type
    2 | import std.stdio;
      | ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: 'import' does not name a type
    3 | import std.string;
      | ^~~~~~
a.cc:3:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:5:1: error: '::main' must return 'int'
    5 | void main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:7:3: error: 'string' was not declared in this scope
    7 |   string s;
      |   ^~~~~~
a.cc:8:10: error: 's' was not declared in this scope
    8 |   while((s = chomp(readln())).length)
      |          ^
a.cc:8:20: error: 'readln' was not declared in this scope
    8 |   while((s = chomp(readln())).length)
      |                    ^~~~~~
a.cc:8:14: error: 'chomp' was not declared in this scope
    8 |   while((s = chomp(readln())).length)
      |              ^~~~~
a.cc:10:17: error: initializer fails to determine size of 's2'
   10 |     char s2[] = new char[s.length];
      |                 ^~~~~~~~~~~~~~~~~~
a.cc:10:17: error: array must be initialized with a brace-enclosed initializer
a.cc:20:13: error: request for member 'indexOf' in 's2', which is of non-class type 'char [1]'
   20 |       if(s2.indexOf("the") != -1 || s2.indexOf("this") != -1 || s2.indexOf("that") != -1)
      |             ^~~~~~~
a.cc:20:40: error: request for member 'indexOf' in 's2', which is of non-class type 'char [1]'
   20 |       if(s2.indexOf("the") != -1 || s2.indexOf("this") != -1 || s2.indexOf("that") != -1)
      |                                        ^~~~~~~
a.cc:20:68: error: request for member 'indexOf' in 's2', which is of non-class type 'char [1]'
   20 |       if(s2.indexOf("the") != -1 || s2.indexOf("this") != -1 || s2.indexOf("that") != -1)
      |                                                                    ^~~~~~~
a.cc:22:9: error: 'writef' was not declared in this scope
   22 |         writef("%s\n", s2);
      |         ^~~~~~
Language: C++

require("fs").readFileSync("/dev/stdin","utf8").split('\n').map(function(i){for(s=26;s--;)r=i.replace(/[a-z]/g,function(j){return j.fromCharCode((j.charCodeAt(0)-97+s)%26+97)}),r.match(/th(e|is|at)/)?console.log(r):0})

Compiler output:
a.cc:1:8: error: expected constructor, destructor, or type conversion before '(' token
    1 | require("fs").readFileSync("/dev/stdin","utf8").split('\n').map(function(i){for(s=26;s--;)r=i.replace(/[a-z]/g,function(j){return j.fromCharCode((j.charCodeAt(0)-97+s)%26+97)}),r.match(/th(e|is|at)/)?console.log(r):0})
      |        ^
a.cc:1:218: error: expected unqualified-id before ')' token
    1 | require("fs").readFileSync("/dev/stdin","utf8").split('\n').map(function(i){for(s=26;s--;)r=i.replace(/[a-z]/g,function(j){return j.fromCharCode((j.charCodeAt(0)-97+s)%26+97)}),r.match(/th(e|is|at)/)?console.log(r):0})
      |                                                                                                                                                                                                                          ^
Language: C++

require("fs").readFileSync("/dev/stdin","utf8").split('\n').map(function(i){for(s=26;s--;)r=i.replace(/[a-z]/g,function(j){return String.fromCharCode((j.charCodeAt(0)-97+s)%26+97)}),r.match(/th(e|is|at)/)?console.log(r):0})

Compiler output:
a.cc:1:8: error: expected constructor, destructor, or type conversion before '(' token
    1 | require("fs").readFileSync("/dev/stdin","utf8").split('\n').map(function(i){for(s=26;s--;)r=i.replace(/[a-z]/g,function(j){return String.fromCharCode((j.charCodeAt(0)-97+s)%26+97)}),r.match(/th(e|is|at)/)?console.log(r):0})
      |        ^
a.cc:1:223: error: expected unqualified-id before ')' token
    1 | require("fs").readFileSync("/dev/stdin","utf8").split('\n').map(function(i){for(s=26;s--;)r=i.replace(/[a-z]/g,function(j){return String.fromCharCode((j.charCodeAt(0)-97+s)%26+97)}),r.match(/th(e|is|at)/)?console.log(r):0})
      |                                                                                                                                                                                                                               ^
Language: C++

import java.io.*;
import java.util.regex.Pattern;
public class Main {
    public static void main(String[] args) throws IOException{
        BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
        Pattern pattern=Pattern.compile("the|this|that");
        String str;
        try{
            while((str=br.readLine())!=null){
                char[] ch=str.toCharArray();
                for(int j=0;!pattern.matcher(str).find()&j<26;j++){
                    for(int i=0;i<ch.length;i++){
                        if('a'<=ch[i]&&ch[i]<'z'){    //a???z??§????????????????????????
                            ch[i]++;
                        }else if(ch[i]=='z'){
                            ch[i]='a';  //z????¬????a
                        }
                    }
                    if(pattern.matcher(String.valueOf(ch)).find()){
                        break;
                    }
                }
                System.out.println(ch);
            }
        }catch(Exception e){
        }
    }
}

Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.io.*;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:2:1: error: 'import' does not name a type
    2 | import java.util.regex.Pattern;
      | ^~~~~~
a.cc:2:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: expected unqualified-id before 'public'
    3 | public class Main {
      | ^~~~~~
Language: C++

#include<iostream>
using namespace std;
int main()
{
	char key[80] = "";
	
	cin.getline(key, sizeof(key);

		for (int i = 0; i < sizeof(key); i++)
		{
			//if (key[i] == (int)" ")cout << "space";
			if ((int)key[i] == 0)break;
			if ((int)key[i] <= 122 && (int)key[i] >= 97)
				key[i] = (int)key[i] - 1;
			if (key[i] == 96)key[i] = 122;
		}
		for (int i = 0; i < sizeof(key); i++)
		{
			if ((int)key[i] == 0)break;
			cout << key[i];
		}
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:37: error: expected ')' before ';' token
    7 |         cin.getline(key, sizeof(key);
      |                    ~                ^
      |                                     )
Language: C++

#include<iostream>
#include<string.h>
#include<stdio.h>

int main(){

	char s[100];
	while (gets(s)){
		
		int diff;
		int flag = false;
		//一番最初に｛the,that,this｝がある場合
		diff = s[0] - 't';
		if ((s[1] - diff) == 'h'){
			//printf("%c\n", s[j+1] - diff);
			if ((s[2] - diff) == 'e'){
				//printf("%c\n", s[j + 2] - diff);
				if (s[3] == ' '){
					flag = true;
				}
			}
			else if ((s[2] - diff) == 'a'){
				//printf("%c\n", s[j + 2] - diff);
				if ((s[3] - diff) == 't'){
					//printf("%c\n", s[j + 3] - diff);
					if (s[4] == ' '){
						flag = true;
					}
				}
			}
			else if ((s[2] - diff) == 'i'){
				//printf("%c\n", s[j + 2] - diff);
				if ((s[3] - diff) == 's'){
					//printf("%c\n", s[j + 3] - diff);
					if (s[4] == ' '){
						flag = true;
					}
				}
			}
		}

		if (!flag){
			//一番以降に｛the,that,this｝がある場合
			for (int j = 1; j < strlen(s); j++){
				if ((s[j]) == ' '){
					diff = s[j + 1] - 't';
					if ((s[j + 1] - diff) == 't'){
						//printf("diff:%d\n", diff);
						if ((s[j + 2] - diff) == 'h'){
							//printf("%c\n", s[j+1] - diff);
							if ((s[j + 3] - diff) == 'e'){
								//printf("%c\n", s[j + 2] - diff);
								if (s[j + 4] == ' '){
									break;
								}
							}
							else if ((s[j + 3] - diff) == 'a'){
								//printf("%c\n", s[j + 2] - diff);
								if ((s[j + 4] - diff) == 't'){
									//printf("%c\n", s[j + 3] - diff);
									if (s[j + 5] == ' '){
										break;
									}
								}
							}
							else if ((s[j + 3] - diff) == 'i'){
								//printf("%c\n", s[j + 2] - diff);
								if ((s[j + 4] - diff) == 's'){
									//printf("%c\n", s[j + 3] - diff);
									if (s[j + 5] == ' '){
										break;
									}
								}
							}

						}
					}
				}
			}
		}
		//printf("diff:%d\n",diff);
		for (int i = 0; i < strlen(s); i++){
			if (s[i] == ' ' || s[i] == '.')continue;
			s[i] -= diff;
		}
		//s[strlen(s) - 1] = '\n';
		printf("%s\n", s);
	}
	return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:8:16: error: 'gets' was not declared in this scope; did you mean 'getw'?
    8 |         while (gets(s)){
      |                ^~~~
      |                getw
a.cc:89:18: error: expected '}' at end of input
   89 |         return 0;
      |                  ^
a.cc:5:11: note: to match this '{'
    5 | int main(){
      |           ^
Language: C++

#include<iostream>
using namespace std;
int main(){ 
  char a;
  while(cin>>a){
    if(a==' '||a=='.'||a=='\n')cout<<a;
     else 
       for(int i=0;i<26;i++){
	 if((char)(a+i)=="that"||(char)(a+i)=="this"||(char)(a+i)=="the") {
	  cout<<(char)(a+i);
	  break;
	  }
	i++;
	}
    cout<<endl;
  }
    return 0;
  }
  

Compiler output:
a.cc: In function 'int main()':
a.cc:9:24: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    9 |          if((char)(a+i)=="that"||(char)(a+i)=="this"||(char)(a+i)=="the") {
      |             ~~~~~~~~~~~^~~~~~~~
a.cc:9:45: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    9 |          if((char)(a+i)=="that"||(char)(a+i)=="this"||(char)(a+i)=="the") {
      |                                  ~~~~~~~~~~~^~~~~~~~
a.cc:9:66: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
    9 |          if((char)(a+i)=="that"||(char)(a+i)=="this"||(char)(a+i)=="the") {
      |                                                       ~~~~~~~~~~~^~~~~~~