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

#include<stdio.h>
#include<math.h> // add option -lm
int main() {
  
  int minv,maxv,n;
  int i, j ;
  
  scamf("%d",&n);
  
  int r[n];
  for(i = 0 ; i < n ; i++) {
    scanf("%d",&r[i]);
  }
  minv = r[0];
  maxv = 0 ;
  
  for(j = 1; j < n ; j++) {
    maxv = max(maxv, r[j]-minv);
    minv = min(minv, r[j]);
  }
  printf("%d\n",maxv-minv);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:8:3: error: implicit declaration of function 'scamf'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    8 |   scamf("%d",&n);
      |   ^~~~~
      |   scanf
main.c:18:12: error: implicit declaration of function 'max'; did you mean 'fmax'? [-Wimplicit-function-declaration]
   18 |     maxv = max(maxv, r[j]-minv);
      |            ^~~
      |            fmax
main.c:19:12: error: implicit declaration of function 'min'; did you mean 'main'? [-Wimplicit-function-declaration]
   19 |     minv = min(minv, r[j]);
      |            ^~~
      |            main
Language: C

#include<stdio.h>

#define n 200000

int main()
{

  int n,a[n],max,min,i;
  
  scanf("%d",&n);

  for(i=0;i<n;i++){

    scanf("%d",&a[i]);

  }
  
  max  = a[1]- a[0];
  min = a[0];

  for(i=1;i<n;i++){

    if(max < (a[i]-min)){

      max = a[i] - min;

    }

    if(min > a[i]){

      min = a[i];

    }
  }
  printf("%d",max);
  printf("?\n");


  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:3:11: error: expected identifier or '(' before numeric constant
    3 | #define n 200000
      |           ^~~~~~
main.c:8:7: note: in expansion of macro 'n'
    8 |   int n,a[n],max,min,i;
      |       ^
main.c:10:14: error: lvalue required as unary '&' operand
   10 |   scanf("%d",&n);
      |              ^
main.c:12:7: error: 'i' undeclared (first use in this function)
   12 |   for(i=0;i<n;i++){
      |       ^
main.c:12:7: note: each undeclared identifier is reported only once for each function it appears in
main.c:14:17: error: 'a' undeclared (first use in this function)
   14 |     scanf("%d",&a[i]);
      |                 ^
main.c:18:3: error: 'max' undeclared (first use in this function)
   18 |   max  = a[1]- a[0];
      |   ^~~
main.c:19:3: error: 'min' undeclared (first use in this function); did you mean 'main'?
   19 |   min = a[0];
      |   ^~~
      |   main
Language: C

#include<stdio.h>

#define n 200000

int main()
{
  int n,a[n],max,min,i;
  scanf("%d",&n);
  for(i=0;i<n;i++){
    scanf("%d",&a[i]);
  }
  max  = a[1]- a[0];
  min = a[0];
  for(i=1;i<n;i++){
    if(max < (a[i]-min)){
      max = a[i] - min;
    }

    if(min > a[i]){
      min = a[i];
    }
  }
  printf("%d",max);
  printf("?\n");
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:3:11: error: expected identifier or '(' before numeric constant
    3 | #define n 200000
      |           ^~~~~~
main.c:7:7: note: in expansion of macro 'n'
    7 |   int n,a[n],max,min,i;
      |       ^
main.c:8:14: error: lvalue required as unary '&' operand
    8 |   scanf("%d",&n);
      |              ^
main.c:9:7: error: 'i' undeclared (first use in this function)
    9 |   for(i=0;i<n;i++){
      |       ^
main.c:9:7: note: each undeclared identifier is reported only once for each function it appears in
main.c:10:17: error: 'a' undeclared (first use in this function)
   10 |     scanf("%d",&a[i]);
      |                 ^
main.c:12:3: error: 'max' undeclared (first use in this function)
   12 |   max  = a[1]- a[0];
      |   ^~~
main.c:13:3: error: 'min' undeclared (first use in this function); did you mean 'main'?
   13 |   min = a[0];
      |   ^~~
      |   main
Language: C

#include<stdio.h>
int main()
{
  int n,a[200000],max,min,i,j;
  scanf("%d",&n);
  for(i=0;i<n;i++){
    scanf("%d",&a[i]);
  }
  max  = a[1]- a[0];
  min = a[0];
  for(j=1;j<n;j++){
    if(max < (a[j]-min)){
      max = a[j] - min;
    }
    if(min > a[j]){
      min = a[j];
      ]
      }
  printf("%d",max);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:17:7: error: expected statement before ']' token
   17 |       ]
      |       ^
main.c:21:1: error: expected declaration or statement at end of input
   21 | }
      | ^
Language: C

#include <stdio.h>
#define max0(A,B) if(A<B)A=B
#define min0(A,B) if(A>B)A=B

int main() {
	int p=0, p0=0, itmp=0;
	int min= 2000000000;
	int max=-2000000000;
	scanf("%d",&p);
	while (p0<p) {
		scanf("%d", &itmp);
		max0(max,itmp-min);
		min0(min,itmp);
		p0++;
	}
	printf("%d",max);
???????????????return 0;
}

Compiler output:
main.c: In function 'main':
main.c:17:1: error: expected expression before '?' token
   17 | ???????????????return 0;
      | ^
Language: C

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

int main(){
  int i,j,n,R[200000],minv,maxv=-1;

  scanf("%d",&n);
 
  for(i=0;i<n;i++){
    scanf("%d",&R[i]);
    if(R[i]<1 || R[i]>1000000000){
      exit(8);
    }
  }

  minv=R[0];

  for(j=1;j<n;j++){
    if(maxv<R[j]-minv){
      maxv=R[j]-minv;
      /*}else if(maxv>R[j]-minv){
      maxv=maxv;
      }*/

    if(minv>R[j]){
      minv=R[j];
      /*}else if(minv<R[j]){
      minv=minv;
      }*/
  }

  printf("%d\n",maxv);

  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:35:1: error: expected declaration or statement at end of input
   35 | }
      | ^
main.c:35:1: error: expected declaration or statement at end of input
Language: C

#include<stdio.h>
int main() {
  int n = 200000;
  int tmp;
  int max = -2000000000;
  int r[n];
  int i;

  // n?????????
  scanf("%d", &n);

  // R?????????
  for(i = 0; i < n; i++) {
    scanf("%d", &r[i]);
  }

  // ?????§???????¨????
  ing min = r[0];
  for(i = 1; i < n; i++){
    tmp = r[i] - min;
    if (tmp > max) {
      max = tmp;
    }
    if (tmp < 0) {
      min = r[i];
    }
  }

  printf("%d\n", max);
  return 0;
}

Compiler output:
main.c: In function 'main':
main.c:18:3: error: unknown type name 'ing'; did you mean 'int'?
   18 |   ing min = r[0];
      |   ^~~
      |   int
Language: C

#include<stdio.h>
#include<limits.h>

int main() {
	int n,i,t;
	int min, sa = INT_MIN;
	scanf_s("%d", &n);
	for (i = 0; i < n; i++) {
		scanf_s("%d", &t);
		if (i == 0) min = t;
		else {
			if (sa < (t - min)) sa = (t - min);
			if (t < min) min = t;
		}
}
	printf("%d", sa);
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:7:9: error: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    7 |         scanf_s("%d", &n);
      |         ^~~~~~~
      |         scanf
Language: C

include<stdio.h>
int main()
{
  int n , R[200005];
  int R_max, R_min;
  int i;

  scanf("%d", &n);

  for(i=0; i<n; i++){

  scanf("%d", &R[i]);

  if(i==0){
  R_min=R[i];
  continue;
}

  if(i==1) R_max = R[1]-R[0];

  if(R_max <= (R[i]-R_min)) R_max = R[i]-R_min;
  if(R_min >= R[i]) R_min = R[i];
}

  printf("%d\n", R_max);

  return 0;
}

Compiler output:
main.c:1:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
    1 | include<stdio.h>
      |        ^
Language: C

#include<stdio.h>

int main()
{
int n,i,R[200000],maxv,minv,a;
scanf("%d",&n);
for(i=0;i<n;i++)
{
scanf("%d",R[i]);
}
maxv=R[1]-R[0];
minv=R[0];
for(i=1;i<n;i++)
{
a=R[i]-minv;
if(maxv<x) maxv=x;
if(minv>R[i]) minv=R[i];
}
printf("%d\n",maxv);
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:16:9: error: 'x' undeclared (first use in this function)
   16 | if(maxv<x) maxv=x;
      |         ^
main.c:16:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include<stdio.h>

int main()
{
int n,i,R[200000],maxv,minv,a;
scanf("%d",&n);
for(i=0;i<n;i++)
{
scanf("%d",R[i]);
}
maxv=R[1]-R[0];
minv=R[0];
for(i=1;i<n;i++)
{
a=R[i]-minv;
if(maxv<x) maxv=a;
if(minv>R[i]) minv=R[i];
}
printf("%d\n",maxv);
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:16:9: error: 'x' undeclared (first use in this function)
   16 | if(maxv<x) maxv=a;
      |         ^
main.c:16:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include<stdio.h>
#define 20000
int main()
{
int n,i,R[N],maxv,minv,a;
scanf("%d",&n);
for(i=0;i<n;i++)
{
scanf("%d",R[i]);
}
maxv=R[1]-R[0];
minv=R[0];
for(i=1;i<n;i++)
{
a=R[i]-minv;
if(maxv<a) maxv=a;
if(minv>R[i]) minv=R[i];
}
printf("%d\n",maxv);
return 0;
}

Compiler output:
main.c:2:9: error: macro names must be identifiers
    2 | #define 20000
      |         ^~~~~
main.c: In function 'main':
main.c:5:11: error: 'N' undeclared (first use in this function)
    5 | int n,i,R[N],maxv,minv,a;
      |           ^
main.c:5:11: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <iostream>
using namespace std;
  
int main(){
    int a,b,rmin,res = -1000000000,r;
    bool check = false;
    cin >> a;
    cin >> b;
    rmin = b;
    x = b;
    for(int i = 0;i < n - 1;i++){
        cin >> b;
        if(x <= b){
            check = true;
            res = max(res,r - rmin);
        }
        else{
            rmin = min(res,b);
            res = max(res,b - x);
        }
        x = b;
    }
    if(check){
    cout << res << endl;
    }
    else cout << res << endl;
    return 0;
}

Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C

#include <iostream>
using namespace std;
  
int main(){
    int a,b,bmin,res = -1000000000,r;
    bool check = false;
    cin >> a;
    cin >> b;
    rmin = b;
    x = b;
    for(int i = 0;i < a - 1;i++){
        cin >> b;
        if(x <= b){
            check = true;
            res = max(res,b - bmin);
        }
        else{
            rmin = min(bmin,b);
            res = max(res,b - x);
        }
        x = b;
    }
    if(check){
    cout << res << endl;
    }
    else cout << res << endl;
    return 0;
}

Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C

#include <iostream>
using namespace std;
  
int main(){
    int a,b,bmin,res = -1000000000,b;
    bool check = false;
    cin >> a;
    cin >> b;
    rmin = b;
    x = b;
    for(int i = 0;i < a - 1;i++){
        cin >> b;
        if(x <= b){
            check = true;
            res = max(res,b - bmin);
        }
        else{
            rmin = min(bmin,b);
            res = max(res,b - x);
        }
        x = b;
    }
    if(check){
    cout << res << endl;
    }
    else cout << res << endl;
    return 0;
}

Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C

#include <iostream>
using namespace std;
  
int main(){
    int n,x,rmin,res = -1000000000,r;
    bool check = false;
    cin >> n;
    cin >> r;
    rmin = r;
    x = r;
    for(int i = 0;i < n - 1;i++){
        cin >> r;
        if(x <= r){
            check = true;
            res = max(res,r - rmin);
        }
        else{
            rmin = min(rmin,r);
            res = max(res,r - x);
        }
        x = r;
    }
    if(check){
    cout << res << endl;
    }
    else cout << res << endl;
    return 0;
}

Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C

#include<stdio.h>

void read(int *n,int A[]){
	scanf("%d",n);
	int i;
	for (i = 0; i < *n; i++) {
		scanf("%d", &A[i]);
	}
}

int getprofit(int n,int A[]){
	int i,profit,max,min,a;
	i = 0;
	a = 0;
	max = A[i]; min = A[i];
	profit = A[1] - A[0];
	for(i;i<n;i++){
		if(A[i]>max){
			max = A[i];
			a = 1;
		}
		if(A[i]<min){
			min = A[i];
			max = A[i];
		}
		if(A[i]<max){
			if (profit<max-min){
				profit= max - min;
			}
		}
	}
	if (a=1:profit<max-min){
		profit=max-min;
	}

	return profit;
}

int main(){
	int n,A[200000];
	read(&n,A);
	printf("%d\n",getprofit(n,A));

	return 0;
}

Compiler output:
main.c: In function 'getprofit':
main.c:32:16: error: expected ')' before ':' token
   32 |         if (a=1:profit<max-min){
      |            ~   ^
      |                )
Language: C

#include <stdio.h.
#include <math.h>

int isPrime(int a[]);
int n;

int main(){
	int a[10000], i, count =0,x[200000];

	scanf("%d", &n);

	for (i = 0; i < n; i++){
		scanf("%d", &x[i]);
	}

	printf("%d", isPrime(x));
	return 0;
}

int isPrime(int a[]){
	int i;
	int min;
	int j;
	int max;
	int p = 0;
	//????°???????????????????
	min = a[0];
	for (i = 0; i < n; i++){
		if (min > a[i]){
			min = a[i];
			j = i;
		}
	}
	//printf("min %d\n", a[j]);


	max = a[j + 1] - a[j];
	for (i = j+1; j < n; j++){
		if (max < a[i] - a[j]){
			max = a[i] - a[j];
		}
	}

	return max;

}

Compiler output:
main.c:1:19: error: missing terminating > character
    1 | #include <stdio.h.
      |                   ^
main.c:1:10: fatal error: stdio.h.: No such file or directory
    1 | #include <stdio.h.
      |          ^
compilation terminated.
Language: C

#include <stdio.h>
#define i 200000
int main (void) {
    int a[i], b;
    scanf("%d", &i);


    return 0; 
}

Compiler output:
main.c: In function 'main':
main.c:5:17: error: lvalue required as unary '&' operand
    5 |     scanf("%d", &i);
      |                 ^
Language: C

#include <stdio.h>
#define i 200000;
int main (void) {
    int a[i], b;
    scanf("%d", &i);

    for(j = 0; j < i; j++) {
    
}

    return 0; 
}

Compiler output:
main.c: In function 'main':
main.c:2:17: error: expected ']' before ';' token
    2 | #define i 200000;
      |                 ^
main.c:4:11: note: in expansion of macro 'i'
    4 |     int a[i], b;
      |           ^
main.c:5:17: error: lvalue required as unary '&' operand
    5 |     scanf("%d", &i);
      |                 ^
main.c:2:17: error: expected ')' before ';' token
    2 | #define i 200000;
      |                 ^
main.c:5:18: note: in expansion of macro 'i'
    5 |     scanf("%d", &i);
      |                  ^
main.c:5:10: note: to match this '('
    5 |     scanf("%d", &i);
      |          ^
main.c:7:9: error: 'j' undeclared (first use in this function)
    7 |     for(j = 0; j < i; j++) {
      |         ^
main.c:7:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:7:21: error: expected expression before ';' token
    7 |     for(j = 0; j < i; j++) {
      |                     ^
Language: C

#include <stdio.h>
#define i 200000;
int main (void) {
    int a[], b, i, j;
    scanf("%d", &i);

    for(j = 0; j < i; j++) {
    
}

    return 0; 
}

Compiler output:
main.c: In function 'main':
main.c:4:9: error: array size missing in 'a'
    4 |     int a[], b, i, j;
      |         ^
main.c:2:11: error: expected identifier or '(' before numeric constant
    2 | #define i 200000;
      |           ^~~~~~
main.c:4:17: note: in expansion of macro 'i'
    4 |     int a[], b, i, j;
      |                 ^
main.c:4:18: error: expected expression before ',' token
    4 |     int a[], b, i, j;
      |                  ^
main.c:4:20: error: 'j' undeclared (first use in this function)
    4 |     int a[], b, i, j;
      |                    ^
main.c:4:20: note: each undeclared identifier is reported only once for each function it appears in
main.c:5:17: error: lvalue required as unary '&' operand
    5 |     scanf("%d", &i);
      |                 ^
main.c:2:17: error: expected ')' before ';' token
    2 | #define i 200000;
      |                 ^
main.c:5:18: note: in expansion of macro 'i'
    5 |     scanf("%d", &i);
      |                  ^
main.c:5:10: note: to match this '('
    5 |     scanf("%d", &i);
      |          ^
main.c:7:21: error: expected expression before ';' token
    7 |     for(j = 0; j < i; j++) {
      |                     ^
Language: C

#include<stdio.h>
int main() {

    int n, i, seisu[200000], saisho = 0, saidai = 0, sa;

    scnaf ("%d", &n);

    for (i = 0; i < n ; i++) {
         scanf ("%d", &seisu[i]);

         if (seisu[i] > saidai) saidai = seisu[i];
         if (seisu[i] < saisho) saisho = seisu[i];

    }

    sa = saidai - saisho;

    printf ("%d\n", sa);

return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:5: error: implicit declaration of function 'scnaf'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    6 |     scnaf ("%d", &n);
      |     ^~~~~
      |     scanf
Language: C

#include <stdio.h>

int R[200000], r[200000];

int main() {
     int a, i, n;
     int b = 0;
     scanf ("%d", &n);
     for (i = 0, i < n, i++) {
          scanf ("%d", &R[n]);
          r[n] = R[n] - R[n-1];
               if (b < r[n]) {
                    b = r[n];
               }
          }

     printf ("&d\n", b);

     return 0;

}

Compiler output:
main.c: In function 'main':
main.c:9:28: error: expected ';' before ')' token
    9 |      for (i = 0, i < n, i++) {
      |                            ^
      |                            ;
main.c:9:28: error: expected expression before ')' token
Language: C

#include <stdio.h>

int R[200000], r[200000];

int main() {
     int a, i, n;
     int b = 0;
     scanf ("%d", &n);
     for (i = 0, i < n, i++) {
          scanf ("%d", &R[n]);
          r[n] = R[n] - R[n-1];
               if (b < r[n]) {
                    b = r[n];
               }
          }

     printf ("%d\n", b);

     return 0;

}

Compiler output:
main.c: In function 'main':
main.c:9:28: error: expected ';' before ')' token
    9 |      for (i = 0, i < n, i++) {
      |                            ^
      |                            ;
main.c:9:28: error: expected expression before ')' token
Language: C

#include <stdio.h>

int R[200000], r[200000];

int main() {
     int a, i, n;
     int b = 0;
     scanf ("%d", &n);
     for (i = 0, i < n, i++) {
          scanf ("%d", &R[i]);
          r[i] = R[i] - R[i-1];
               if (b < r[i]) {
                    b = r[i];
               }
          }

     printf ("%d\n", b);

     return 0;

}

Compiler output:
main.c: In function 'main':
main.c:9:28: error: expected ';' before ')' token
    9 |      for (i = 0, i < n, i++) {
      |                            ^
      |                            ;
main.c:9:28: error: expected expression before ')' token
Language: C

#include<stdio.h>
int main (void){
int x[200000];
int n, i, j, k, a, max
scanf ("%d", &n);
for (i=0;i<n;i++){
scanf ("%d",&x[i]);
}
for (j=n-1;j>=0;j--){
for (k=j;k>=0;j--){
a=x[j]-x[k];
if (a > max)
max = a;
}}
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'scanf'
    5 | scanf ("%d", &n);
      | ^~~~~
main.c:12:9: error: 'max' undeclared (first use in this function)
   12 | if (a > max)
      |         ^~~
main.c:12:9: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>

int main()
{
  int n, i, j;
  int r[];

  scanf("%d", &n);
  for (i = 0; i <= n; i++) {
    scanf("%d", &r[i]);
  }

  for (i = 0; i <= n; i++) {
    a = r[i];
      for (j = i + 1; j <= n; j++)
        r[i] - a = max;
          

Compiler output:
main.c: In function 'main':
main.c:6:7: error: array size missing in 'r'
    6 |   int r[];
      |       ^
main.c:14:5: error: 'a' undeclared (first use in this function)
   14 |     a = r[i];
      |     ^
main.c:14:5: note: each undeclared identifier is reported only once for each function it appears in
main.c:16:20: error: 'max' undeclared (first use in this function)
   16 |         r[i] - a = max;
      |                    ^~~
main.c:16:9: error: expected declaration or statement at end of input
   16 |         r[i] - a = max;
      |         ^
main.c:16:9: error: expected declaration or statement at end of input
Language: C

#include<stdio.h>

int main(void) 
{
	int x[200000];
	int i ,j ,k ,a ,n ;
	max = 0;
	scanf ("%d " ,&n );
	
	for (i = 0; i<n; i++){
	scanf("%d" ,&x[i]);
}
	for(j = n-1;j >= 0;j--){
		for(k = 0;k > 0;k++){
	x[j] - x[k] = a;
	
	if (a > max){
	a = max;
	}
	} 
}
	printf("%d\n" ,max);

	return 0;
}
	

Compiler output:
main.c: In function 'main':
main.c:7:9: error: 'max' undeclared (first use in this function)
    7 |         max = 0;
      |         ^~~
main.c:7:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:15:21: error: lvalue required as left operand of assignment
   15 |         x[j] - x[k] = a;
      |                     ^
Language: C

#include<stdio.h>

int main(void) 
{
	int x[200000];
	int i ,j ,k ,a ,n ;
	max = 0;
	scanf ("%d " ,&n );
	
	for (i = 0; i<n; i++){
	scanf("%d" ,&x[i]);
}
	for(j = n-1;j >= 0;j--){
		for(k = 0;k > 0;k--){
	x[j] - x[k] = a;
	
	if (a > max){
	a = max;
	}
	} 
}
	printf("%d\n" ,max);

	return 0;
}
	
	

Compiler output:
main.c: In function 'main':
main.c:7:9: error: 'max' undeclared (first use in this function)
    7 |         max = 0;
      |         ^~~
main.c:7:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:15:21: error: lvalue required as left operand of assignment
   15 |         x[j] - x[k] = a;
      |                     ^
Language: C

#include<stdio.h>
int main() {
 
    int n, i, seisu[200000], saisho = 0, saidai = 0, sa;
 
    scnaf ("%d", &n);
 
    for (i = 0; i < n ; i++) {
         scanf ("%d", &seisu[i]);
 
         if (seisu[i] > saidai) saidai = seisu[i];
         if (seisu[i] < saisho) saisho = seisu[i];
 
    }
 
    sa = saidai - saisho;
 
    printf ("%d\n", sa);
 
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:5: error: implicit declaration of function 'scnaf'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    6 |     scnaf ("%d", &n);
      |     ^~~~~
      |     scanf
Language: C

#include<stdio.h>
int main() {
  
    int n, i, seisu[200000], saisho = 0, saidai = 0, sa ;
  
    scnaf ("%d", &n) ;
  
    for (i = 0; i < n; i++) {
         scanf ("%d", &seisu[i]);
  
         if (seisu[i] > saidai) saidai = seisu[i];
         if (seisu[i] < saisho) saisho = seisu[i];
    }
  
    sa = saidai - saisho;
  
    printf ("%d\n", sa);
  
return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:5: error: implicit declaration of function 'scnaf'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    6 |     scnaf ("%d", &n) ;
      |     ^~~~~
      |     scanf
Language: C

#include???stdio.h???
int main (void){
  int i, n, max;
  int x[200000];
  scanf ("%d",&n);
  for (i = 0:i < n:i++){
    scanf ("%d",&x[i]);
  }
  for (i = 1:i < n:i++){
    for (j = 0:j < i:j++){
      a = x[i] - x[j];
      if (a > max)
        max = a;
  }}
  printf ("%d?\n", max);
  return 0;
}

Compiler output:
main.c:1:9: error: #include expects "FILENAME" or <FILENAME>
    1 | #include???stdio.h???
      |         ^
main.c: In function 'main':
main.c:5:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    5 |   scanf ("%d",&n);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #include???stdio.h???
main.c:5:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    5 |   scanf ("%d",&n);
      |   ^~~~~
main.c:5:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:6:13: error: expected ';' before ':' token
    6 |   for (i = 0:i < n:i++){
      |             ^
      |             ;
main.c:6:23: error: expected expression before ')' token
    6 |   for (i = 0:i < n:i++){
      |                       ^
main.c:9:13: error: expected ';' before ':' token
    9 |   for (i = 1:i < n:i++){
      |             ^
      |             ;
main.c:9:23: error: expected expression before ')' token
    9 |   for (i = 1:i < n:i++){
      |                       ^
main.c:10:10: error: 'j' undeclared (first use in this function)
   10 |     for (j = 0:j < i:j++){
      |          ^
main.c:10:10: note: each undeclared identifier is reported only once for each function it appears in
main.c:10:15: error: expected ';' before ':' token
   10 |     for (j = 0:j < i:j++){
      |               ^
      |               ;
main.c:10:25: error: expected expression before ')' token
   10 |     for (j = 0:j < i:j++){
      |                         ^
main.c:11:7: error: 'a' undeclared (first use in this function)
   11 |       a = x[i] - x[j];
      |       ^
main.c:15:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   15 |   printf ("%d?\n", max);
      |   ^~~~~~
main.c:15:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:15:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:15:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C

#include???stdio.h???
int main (void){
  int i, j, n, max, a;
  int x[200000];
  max = 0;
  scanf ("%d",&n);
  for (i = 0:i < n:i++){
    scanf ("%d",&x[i]);
  }
  for (i = 1:i < n:i++){
    for (j = 0:j < i:j++){
      a = x[i] - x[j];
      if (a > max)
        max = a;
  }}
  printf ("%d?\n", max);
  return 0;
}

Compiler output:
main.c:1:9: error: #include expects "FILENAME" or <FILENAME>
    1 | #include???stdio.h???
      |         ^
main.c: In function 'main':
main.c:6:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    6 |   scanf ("%d",&n);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #include???stdio.h???
main.c:6:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    6 |   scanf ("%d",&n);
      |   ^~~~~
main.c:6:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:7:13: error: expected ';' before ':' token
    7 |   for (i = 0:i < n:i++){
      |             ^
      |             ;
main.c:7:23: error: expected expression before ')' token
    7 |   for (i = 0:i < n:i++){
      |                       ^
main.c:10:13: error: expected ';' before ':' token
   10 |   for (i = 1:i < n:i++){
      |             ^
      |             ;
main.c:10:23: error: expected expression before ')' token
   10 |   for (i = 1:i < n:i++){
      |                       ^
main.c:11:15: error: expected ';' before ':' token
   11 |     for (j = 0:j < i:j++){
      |               ^
      |               ;
main.c:11:25: error: expected expression before ')' token
   11 |     for (j = 0:j < i:j++){
      |                         ^
main.c:16:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   16 |   printf ("%d?\n", max);
      |   ^~~~~~
main.c:16:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:16:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:16:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C

#include???stdio.h???
int main (void){
  int i, j, n, max, a;
  int x[200000];
  max = 0;
  scanf ("%d",&n);
  for (i = 0:i < n:i++){
    scanf ("%d",&x[i]);
  }
  for (i = 1:i < n:i++){
    for (j = 0:j < i:j++){
      a = x[i] - x[j];
      if (a > max)
        max = a;
  }}
  printf ("%d\n", max);
  return 0;
}

Compiler output:
main.c:1:9: error: #include expects "FILENAME" or <FILENAME>
    1 | #include???stdio.h???
      |         ^
main.c: In function 'main':
main.c:6:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    6 |   scanf ("%d",&n);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #include???stdio.h???
main.c:6:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    6 |   scanf ("%d",&n);
      |   ^~~~~
main.c:6:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:7:13: error: expected ';' before ':' token
    7 |   for (i = 0:i < n:i++){
      |             ^
      |             ;
main.c:7:23: error: expected expression before ')' token
    7 |   for (i = 0:i < n:i++){
      |                       ^
main.c:10:13: error: expected ';' before ':' token
   10 |   for (i = 1:i < n:i++){
      |             ^
      |             ;
main.c:10:23: error: expected expression before ')' token
   10 |   for (i = 1:i < n:i++){
      |                       ^
main.c:11:15: error: expected ';' before ':' token
   11 |     for (j = 0:j < i:j++){
      |               ^
      |               ;
main.c:11:25: error: expected expression before ')' token
   11 |     for (j = 0:j < i:j++){
      |                         ^
main.c:16:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   16 |   printf ("%d\n", max);
      |   ^~~~~~
main.c:16:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:16:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:16:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C

#include???stdio.h???
int main (void){
  int i, j, n, max, a;
  int x[200000];
  max = 0;
  scanf ("%d",&n);
  for (i = 0;i < n;i++){
    scanf ("%d",&x[i]);
  }
  for (i = 1;i < n;i++){
    for (j = 0;j < i;j++){
      a = x[i] - x[j];
      if (a > max)
        max = a;
  }}
  printf ("%d\n", max);
  return 0;
}

Compiler output:
main.c:1:9: error: #include expects "FILENAME" or <FILENAME>
    1 | #include???stdio.h???
      |         ^
main.c: In function 'main':
main.c:6:3: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    6 |   scanf ("%d",&n);
      |   ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #include???stdio.h???
main.c:6:3: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
    6 |   scanf ("%d",&n);
      |   ^~~~~
main.c:6:3: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:16:3: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   16 |   printf ("%d\n", max);
      |   ^~~~~~
main.c:16:3: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:16:3: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:16:3: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C

#include<stdio.h>
#difine NUMBER 200000
int main () {
   int n, i, j, tmp, x[NUMBER];
   int min, max, maxv;

   scanf("%d\n", &n);
   for (i = 1; i <= n; i++) {
     scanf("%d?\n", &x[i]);
     printf("%d?\n", x[i]);
   }

   min = x[1];
   max = 0;

   for (j = 1; j < n; j++) {
     if (min > x[j];) {
       min = x[j];
       tmp = j+1;
     }
   }

   for (k = tmp; k <= n; k++) {
     if (max < x[k]) {
       max = x[k];
     }
   }

   maxv = max - min;
   printf("%d?\n", maxv);

   return 0

}

Compiler output:
main.c:2:2: error: invalid preprocessing directive #difine; did you mean #define?
    2 | #difine NUMBER 200000
      |  ^~~~~~
      |  define
main.c: In function 'main':
main.c:4:24: error: 'NUMBER' undeclared (first use in this function)
    4 |    int n, i, j, tmp, x[NUMBER];
      |                        ^~~~~~
main.c:4:24: note: each undeclared identifier is reported only once for each function it appears in
main.c:17:20: error: expected ')' before ';' token
   17 |      if (min > x[j];) {
      |         ~          ^
      |                    )
main.c:23:9: error: 'k' undeclared (first use in this function)
   23 |    for (k = tmp; k <= n; k++) {
      |         ^
main.c:32:12: error: expected ';' before '}' token
   32 |    return 0
      |            ^
      |            ;
   33 | 
   34 | }
      | ~
Language: C

#include<stdio.h>
#define NUMBER 200000
int main () {
   int n, i, j, k, tmp, x[NUMBER];
   int min, max, maxv;

   scanf("%d\n", &n);
   for (i = 1; i <= n; i++) {
     scanf("%d?\n", &x[i]);
     printf("%d?\n", x[i]);
   }

   min = x[1];
   max = 0;

   for (j = 1; j < n; j++) {
     if (min > x[j]) {
       min = x[j];
       tmp = j+1;
     }
   }

   for (k = tmp; k <= n; k++) {
     if (max < x[k]) {
       max = x[k];
     }
   }

   maxv = max - min;
   printf("%d?\n", maxv);

   return 0

}

Compiler output:
main.c: In function 'main':
main.c:32:12: error: expected ';' before '}' token
   32 |    return 0
      |            ^
      |            ;
   33 | 
   34 | }
      | ~
Language: C

#include <stdio.h>

int main() {
	int count;
	int values[200000] = { 0 };
	int maxV, minV;
	int i;

	scanf_s("%d", &count);

	for (i = 0; i < count; i++) {
		scanf_s("%d", &values[i]);
	}

	maxV = -1000000000;
	minV = values[0];
	for (i = 1; i < count; i++) {
		maxV = values[i] - minV > maxV ? values[i] - minV : maxV;
		minV = values[i] < minV ? values[i] : minV;
	}

	printf_s("%d\n", maxV);

	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:9:9: error: implicit declaration of function 'scanf_s'; did you mean 'scanf'? [-Wimplicit-function-declaration]
    9 |         scanf_s("%d", &count);
      |         ^~~~~~~
      |         scanf
main.c:22:9: error: implicit declaration of function 'printf_s'; did you mean 'printf'? [-Wimplicit-function-declaration]
   22 |         printf_s("%d\n", maxV);
      |         ^~~~~~~~
      |         printf
Language: C

#include <stdio.h>

int main ()
{
   int n, s[], 

   scanf ("%d", &n);
   for (i = 0; i < n; i++) {
      scanf ("%d", &s[i]);
   }

   min = s[0]; 
   for (i = 1; i < n; i++) {
      max = (max >= s[i] - min) ? max : s[i] - min;
      min = (min <= s[i]) ? min : s[i];
   }

   printf ("%d?\n", max);

   return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:11: error: array size missing in 's'
    5 |    int n, s[],
      |           ^
main.c:7:11: error: expected declaration specifiers or '...' before string constant
    7 |    scanf ("%d", &n);
      |           ^~~~
main.c:7:17: error: expected declaration specifiers or '...' before '&' token
    7 |    scanf ("%d", &n);
      |                 ^
main.c:8:9: error: 'i' undeclared (first use in this function)
    8 |    for (i = 0; i < n; i++) {
      |         ^
main.c:8:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:12:4: error: 'min' undeclared (first use in this function); did you mean 'main'?
   12 |    min = s[0];
      |    ^~~
      |    main
main.c:14:7: error: 'max' undeclared (first use in this function)
   14 |       max = (max >= s[i] - min) ? max : s[i] - min;
      |       ^~~
Language: C

#include <stdio.h>

int main () {

    int x[200000], a, i, max, min, mark1, ans, mark2, min2 ;
	min = 10000000 ;
	max = 0 ;
    scanf ("%d", &a) ;
    
    for ( i = 0 ; i < a ; i++) {
    	scanf ("%d", &x[i]) ;
	}
	
	for ( i = 0 ; i < a ; i++ ) {
		if ( min > x[i] ) {
			min = x[i] ;
			mark1 = i ;
		}
	}
	
	if ( mark1 != a - 1) {
		
		for ( i = mark1 ; i < a ; i++ ) {
			if ( max < x[i]) {
				max = x[i] ;
			}
		}
	ans = max - min ; 
    printf (%d\n" , ans) ;
	}
	else if ( mark1 == a - 1 ) {
		min2 = 100000 ;
		for ( i = 0 ; i < mark1 ; i++ ) {
			if ( min2 > x[i] ) {
				min2 = x[i] ;
			mark2 = i ;
			}
		}
		for ( i = mark2 ; i < a ; i++ ) {
			if ( max < x[i]) {
				max = x[i] ;
			}
		}
		if ( max > min2 ) {
		ans = max - min2 ; 
    	printf ("%d\n" , ans) ;
		}
		else if ( (mark1 == a - 1) || ( max < min2 ) ) {
			ans = min - max ;
		}
	}
	

}

Compiler output:
main.c: In function 'main':
main.c:29:13: error: expected expression before '%' token
   29 |     printf (%d\n" , ans) ;
      |             ^
main.c:29:15: error: stray '\' in program
   29 |     printf (%d\n" , ans) ;
      |               ^
main.c:29:17: warning: missing terminating " character
   29 |     printf (%d\n" , ans) ;
      |                 ^
main.c:29:17: error: missing terminating " character
   29 |     printf (%d\n" , ans) ;
      |                 ^~~~~~~~~~
main.c:29:17: error: expected ';' before '}' token
   29 |     printf (%d\n" , ans) ;
      |                 ^
      |                 ;
   30 |         }
      |         ~
Language: C

#include <stdio.h>

int main ()
{
   int n, s[], 

   scanf ("%d", &n);
   for (i = 0; i < n; i++) {
      scanf ("%d", &s[i]);
   }

   min = s[0]; 
   for (i = 1; i < n; i++) {
      max = (max >= s[i] - min) ? max : s[i] - min;
      min = (min <= s[i]) ? min : s[i];
   }

   printf ("%d?\n", max - min);

   return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:11: error: array size missing in 's'
    5 |    int n, s[],
      |           ^
main.c:7:11: error: expected declaration specifiers or '...' before string constant
    7 |    scanf ("%d", &n);
      |           ^~~~
main.c:7:17: error: expected declaration specifiers or '...' before '&' token
    7 |    scanf ("%d", &n);
      |                 ^
main.c:8:9: error: 'i' undeclared (first use in this function)
    8 |    for (i = 0; i < n; i++) {
      |         ^
main.c:8:9: note: each undeclared identifier is reported only once for each function it appears in
main.c:12:4: error: 'min' undeclared (first use in this function); did you mean 'main'?
   12 |    min = s[0];
      |    ^~~
      |    main
main.c:14:7: error: 'max' undeclared (first use in this function)
   14 |       max = (max >= s[i] - min) ? max : s[i] - min;
      |       ^~~
Language: C

#include <stdio.h>
#define NUMBER 200000
int main () {
   int n, i, j, k, tmp, x[NUMBER], y[NUMBER];
   long min, max, maxv = 0;

   scanf("%d\n", &n);

   for (i = 0; i <= n-1; i++) {
     scanf("%d\n", &x[i]);
   }

   min = x[0];
   max = 0;

   for (j = 0; j < n-1; j++) {
     if (min > x[j]) {
       min = x[j];
       tmp = j+1;
     }

     for (k = tmp; k <= n-1; k++) {
       if (max < x[k]) {
         max = x[k];
       }
     }

     y[j] = max - min;
   }

   for ( l = 0; l < n-1; l++) {
     if ( maxv < y[l]) {
       maxv = y[l];
     }
   }
   
   printf("%d\n", maxv);

   return 0;

}

Compiler output:
main.c: In function 'main':
main.c:31:10: error: 'l' undeclared (first use in this function)
   31 |    for ( l = 0; l < n-1; l++) {
      |          ^
main.c:31:10: note: each undeclared identifier is reported only once for each function it appears in
Language: C

#include <stdio.h>
#define NUMBER 200000
int main () {
   int n, i, j, a, x[NUMBER];
   long minv, maxv = 0;

   scanf("%d\n", &n);

   for (i = 0; i < n; i++) {
     scanf("%d\n", &x[i]);
   }

   minv = x[0];

   for (j = 1; j < n; j++) {
     a = x[j] - minv;
     if (maxv < a) {
       maxv = a;
     }
     if (minv > x[j]) {
       minv = x[j];
     }

   printf("%d\n", maxv);

   return 0;

}

Compiler output:
main.c: In function 'main':
main.c:28:1: error: expected declaration or statement at end of input
   28 | }
      | ^
Language: C

#include <stdio.h>

int R[200000];

int main() {
     int a, i, j, n, maxv, minv;
     scanf ("%d", &n);
     scanf ("%d", &R[0]);
     int minv = R[0];
     for (i = 1; i < n - 1; i++){
          scanf ("%d", &R[i]);
          if (minv > R[i]) {
               minv = R[i];
          }
     }
     int maxv = R[1] - R[0];
     for (j = 0; j < n - 1; j++){
          for (i = 0; i < j - 1; i++){
               a = R[j] - R[i];
               if (maxv < a) {
               maxv = a;
               }
          }       
     }               

     printf ("%d\n", maxv);

     return 0;

}

Compiler output:
main.c: In function 'main':
main.c:9:10: error: redeclaration of 'minv' with no linkage
    9 |      int minv = R[0];
      |          ^~~~
main.c:6:28: note: previous declaration of 'minv' with type 'int'
    6 |      int a, i, j, n, maxv, minv;
      |                            ^~~~
main.c:16:10: error: redeclaration of 'maxv' with no linkage
   16 |      int maxv = R[1] - R[0];
      |          ^~~~
main.c:6:22: note: previous declaration of 'maxv' with type 'int'
    6 |      int a, i, j, n, maxv, minv;
      |                      ^~~~
Language: C

#include <stdio.h>

int main() {
     int a, i, j, n, maxv, minv, R[200000];
     scanf ("%d", &n);
     scanf ("%d", &R[0]);
     int minv = R[0];
     for (i = 1; i < n - 1; i++){
          scanf ("%d", &R[i]);
          if (minv > R[i]) {
               minv = R[i];
          }
     }
     int maxv = R[1] - R[0];
     for (j = 0; j < n - 1; j++){
          for (i = 0; i < j - 1; i++){
               a = R[j] - R[i];
               if (maxv < a) {
               maxv = a;
               }
          }       
     }               

     printf ("%d\n", maxv);

     return 0;

}

Compiler output:
main.c: In function 'main':
main.c:7:10: error: redeclaration of 'minv' with no linkage
    7 |      int minv = R[0];
      |          ^~~~
main.c:4:28: note: previous declaration of 'minv' with type 'int'
    4 |      int a, i, j, n, maxv, minv, R[200000];
      |                            ^~~~
main.c:14:10: error: redeclaration of 'maxv' with no linkage
   14 |      int maxv = R[1] - R[0];
      |          ^~~~
main.c:4:22: note: previous declaration of 'maxv' with type 'int'
    4 |      int a, i, j, n, maxv, minv, R[200000];
      |                      ^~~~
Language: C

#include <stdio.h>
#define n 200000

int main() {
 int n,i,j,b;
 int a[n],maxv;

 scanf ("%d", &n);
  
  for (i = 0; i < n; i++) {
   scanf ("%d", &a[i]);
}
   
  for (i = 0; i < n-1; i++) {
   for (j = 1; j < n; j++) {
  b = a[j] -a[i];
   if (b > maxv) {
    maxv = b;
}
}
}

 printf("%d\n", maxv);
 return 0;

}

Compiler output:
main.c: In function 'main':
main.c:2:11: error: expected identifier or '(' before numeric constant
    2 | #define n 200000
      |           ^~~~~~
main.c:5:6: note: in expansion of macro 'n'
    5 |  int n,i,j,b;
      |      ^
main.c:8:15: error: lvalue required as unary '&' operand
    8 |  scanf ("%d", &n);
      |               ^
main.c:10:8: error: 'i' undeclared (first use in this function)
   10 |   for (i = 0; i < n; i++) {
      |        ^
main.c:10:8: note: each undeclared identifier is reported only once for each function it appears in
main.c:15:9: error: 'j' undeclared (first use in this function)
   15 |    for (j = 1; j < n; j++) {
      |         ^
main.c:16:3: error: 'b' undeclared (first use in this function)
   16 |   b = a[j] -a[i];
      |   ^
Language: C

#include <stdio.h>

int main(){
 int n, s;
 int max = 0;
 int x[];
 scanf("%d\n", &n);
 scanf("%d\n", &x[n]);

 for(j = n-1; j > 0; j--){
  for(i = j-1; i >= 0; i--){
   s=x[j]-x[i];
   if(s > max)
    max = s;
  }
 }
 printf("%d\n", max);
 return 0;
}

Compiler output:
main.c: In function 'main':
main.c:6:6: error: array size missing in 'x'
    6 |  int x[];
      |      ^
main.c:10:6: error: 'j' undeclared (first use in this function)
   10 |  for(j = n-1; j > 0; j--){
      |      ^
main.c:10:6: note: each undeclared identifier is reported only once for each function it appears in
main.c:11:7: error: 'i' undeclared (first use in this function)
   11 |   for(i = j-1; i >= 0; i--){
      |       ^
Language: C



#include <stdio.h>
 
int main(){
 int n, s, i, j;
 int max = 0;
 int x[];
 scanf("%d\n", &n);
 for(i = 0; i < n; i++)
  scanf("%d\n", &x[i]);
 
 for(j = n-1; j > 0; j--){
  for(i = j-1; i >= 0; i--){
   s=x[j]-x[i];
   if(s > max)
    max = s;
  }
 }
 printf("%d\n", max);
 return 0;
}
 

 

Compiler output:
main.c: In function 'main':
main.c:8:6: error: array size missing in 'x'
    8 |  int x[];
      |      ^
Language: C

#include <stdio.h>

int main(void) {
  int i;
  int n, R[200000];
  int min, max;

  scanf ("%d\n", &n);

  for (i = 0 ; i < n ; i++) {
    scanf ("%d", R[i]);
  }

  min = R[0];
  max = R[0];
  for (i = 1 ; i < n ; i++) {
    if (R[i] < min)
      min = R[i];
    if (R[i] > max)
      max = R[i];
  }

  printf ("%d\n", max - min);

  report 0;
}

Compiler output:
main.c: In function 'main':
main.c:25:3: error: 'report' undeclared (first use in this function)
   25 |   report 0;
      |   ^~~~~~
main.c:25:3: note: each undeclared identifier is reported only once for each function it appears in
main.c:25:9: error: expected ';' before numeric constant
   25 |   report 0;
      |         ^~
      |         ;
Language: C

#include<stdio.h>

int main(){
    
    int x[n];

??????scanf("%d\n", &n);
   
    for(i=0;i<n;i++){
       scanf("%d\n", &x[n]);
    }
    
    
    

Compiler output:
main.c: In function 'main':
main.c:5:11: error: 'n' undeclared (first use in this function)
    5 |     int x[n];
      |           ^
main.c:5:11: note: each undeclared identifier is reported only once for each function it appears in
main.c:7:1: error: expected expression before '?' token
    7 | ??????scanf("%d\n", &n);
      | ^
main.c:9:9: error: 'i' undeclared (first use in this function)
    9 |     for(i=0;i<n;i++){
      |         ^
main.c:11:5: error: expected declaration or statement at end of input
   11 |     }
      |     ^
Language: C


#include<stdio.h>
??
int main(){
??????????
????????int x[n];
    int k[n
    int sa;
??
    scanf("%d\n", &n);
????????
????????for(i=0;i<n;i++){
??????????????scanf("%d\n", &x[n]);
????????}
    sa = x[1]-x[0];

??????????
    for(i=n;i<0;i--){
        for(j=n-1;j<=0;j--){
           sa = x[j]-x[i];
          if(

          
     

Compiler output:
main.c:3:1: error: expected identifier or '(' before '?' token
    3 | ??
      | ^
Language: C

#include<stdio.h>
int main ()
{
????int i,max,min,num,kawase[2000000];
??????
????scanf("%d",&num);??????
??????
???//??????????????°??????????????£????????????
????for(i=0;i<num;i++)
????????{
????????????scanf("%d",&number[j]);
????????}
??????
??????
??
????for(i=1;i<num;i++)
????????{
?????????????????? //????????????
????????????????????max=kawase[1]-kawase[0];
????????????????????min=number[0];
???????????????????
????????????????????for(i=1;i<=num-1;i++)
????????????????{
????????????????????//??????????????§?????????????????§????????£??????
????????????????????if(max<kawase[i]-min)
????????????????????????{
????????????????????????????max=kawase[i]-min;
????????????????????????}
????????????????????//????????§???????????????????°???????????????¨????????????????????¨??????????????¨?????
????????????????????if(min>kawase[i])
????????????????????????{
????????????????????????????min=kawase[i];
????????????????????????}
??
????????????????}
??
????????????????}
????????????????????????????????????
????printf("%d\n",max);
??????
????return 0;
}

Compiler output:
main.c: In function 'main':
main.c:4:1: error: expected expression before '?' token
    4 | ????int i,max,min,num,kawase[2000000];
      | ^
main.c:5:1: error: expected expression before '?' token
    5 | ??????
      | ^
main.c:6:17: error: 'num' undeclared (first use in this function)
    6 | ????scanf("%d",&num);??????
      |                 ^~~
main.c:6:17: note: each undeclared identifier is reported only once for each function it appears in
main.c:6:22: error: expected expression before '?' token
    6 | ????scanf("%d",&num);??????
      |                      ^
main.c:8:2: warning: trigraph ??/ ignored, use -trigraphs to enable [-Wtrigraphs]
    8 | ???//??????????????°??????????????£????????????
main.c:24:19: warning: trigraph ??/ ignored, use -trigraphs to enable [-Wtrigraphs]
   24 | ????????????????????//??????????????§?????????????????§????????£??????
main.c:29:19: warning: trigraph ??/ ignored, use -trigraphs to enable [-Wtrigraphs]
   29 | ????????????????????//????????§???????????????????°???????????????¨????????????????????¨??????????????¨?????
main.c:40:1: error: expected expression before '?' token
   40 | ??????
      | ^