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

import java.util.*;
 
public class agc020D {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int Tests = sc.nextInt();
		for (int test = 0; test < Tests; test ++) {
			long a = sc.nextInt();
			long b = sc.nextInt();
			long l = sc.nextInt();
			long r = sc.nextInt();
			long len = (Math.max(a, b) - 1) / (Math.min(a, b) + 1) + 1;
			long lena, lenb;
			if (a >= len * b) {
				lena = a + b; lenb = 0;
			} else if (b >= len * a) {
				lena = 0; lenb = a + b;
			} else {
				lena = (len * a - b) / (len - 1);
				lenb = (len * b - a) / (len - 1);
			}
			boolean B = a - lena + lena / (len + 1) - lenb / (len + 1) == 0;
			for (long i = l - 1; i < r; ++ i) {
				char pc;
				if (i < lena) {
					if (i % (len + 1) == len) pc = 'B';
					else pc = 'A';
				}
				else if (i >= a + b - lenb) {
					if ((a + b - i - 1) % (len + 1) != len) pc = 'B';
					else pc = 'A';
				}
				else if (B) pc = 'B';
				else pc = 'A';
				System.out.print(pc);
			}
			System.out.println();
		}
	}
}

Compiler output:
Main.java:3: error: class agc020D is public, should be declared in a file named agc020D.java
public class agc020D {
       ^
1 error
Language: Java

import java.util.*;

public class agc020D {
	public static void main(String[] argv) {
		Scanner sc = new Scanner(System.in);
		long Tests = sc.nextLong();
		while (Tests > 0) {
			long a = sc.nextLong(), b = sc.nextLong();
			long l = sc.nextLong(), r = sc.nextLong();
			long len = (a + b) / (Math.min(a, b) + 1);
			long lena, lenb;
			if (a >= len * b) {
				lena = a + b; lenb = 0;
			} else if (b >= len * a) {
				lena = 0; lenb = a + b;
			} else {
				lena = (len * a - b) / (len - 1);
				lenb = (len * b - a) / (len - 1);
			}
			boolean B = a - lena + lena / (len + 1) - lenb / (len + 1) == 0;
			for (long i = l - 1; i < r; ++ i) {
				if (i < a && i % (len + 1) == len) System.out.print('B');
				else if (i >= a + b - lenb && (a + b - i - 1) % (len + 1) != len) System.out.print('B');
				else System.out.print('A');
			}
			System.out.println();
			Tests --;
		}
	}
}

Compiler output:
Main.java:3: error: class agc020D is public, should be declared in a file named agc020D.java
public class agc020D {
       ^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> P;
typedef pair<int,P> P1;
typedef pair<P,P> P2;
#define pu push
#define pb push_back
#define mp make_pair
#define eps 1e-7
#define INF 1000000000
#define mod 1000000007
#define fi first
#define sc second
#define rep(i,x) for(int i=0;i<x;i++)
#define repn(i,x) for(int i=1;i<=x;i++)
#define SORT(x) sort(x.begin(),x.end())
#define ERASE(x) x.erase(unique(x.begin(),x.end()),x.end())
#define POSL(x,v) (lower_bound(x.begin(),x.end(),v)-x.begin())
#define POSU(x,v) (upper_bound(x.begin(),x.end(),v)-x.begin())
int q;
int main(){
	cin>>q;
	rep(w,q){
		ll a,b,c,d;
		cin>>a>>b>>c>>d;
		ll k = (a+b)/(min(a,b)+1);
		ll lb=0,ub=a+1;
		while(ub-lb > 1){
			ll mid = (lb+ub)/2;
			ll bb = max(0ll,(mid-1)/k);
			ll zana = a-mid,zanb - b-bb;
			if(zanb <= (zana+1)*k){
				lb = mid;
			}
			else{
				ub = mid;
			}
		}
		bool ok = 0;
		for(ll x=max(0LL,lb-334LL);x<=min(a+b,lb+334LL);x++){
			ll acnt = x
			ll bcnt = max(0ll,(x-1)/k);
			ll sum = acnt+bcnt;
			acnt += (a+b-sum)/(k+1);
			bcnt += (a+b-sum)-(a+b-sum)/(k+1);
			if(acnt != a || bcnt != b) continue;
			for(ll i=c;i<=d;i++){
				if(i<=sum){
					if(i%(cnt+1) == 0) printf("B");
					else printf("A");
				}
				else{
					ll j = a+b+1-i;
					if(j%(cnt+1) == 0) printf("A");
					else printf("B");
				}
			}
			ok = 1;
			puts("");
			break;
		}
		assert(ok);
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:46: error: expected initializer before '-' token
   32 |                         ll zana = a-mid,zanb - b-bb;
      |                                              ^
a.cc:33:28: error: 'zanb' was not declared in this scope; did you mean 'zana'?
   33 |                         if(zanb <= (zana+1)*k){
      |                            ^~~~
      |                            zana
a.cc:43:25: error: expected ',' or ';' before 'll'
   43 |                         ll bcnt = max(0ll,(x-1)/k);
      |                         ^~
a.cc:44:39: error: 'bcnt' was not declared in this scope; did you mean 'acnt'?
   44 |                         ll sum = acnt+bcnt;
      |                                       ^~~~
      |                                       acnt
a.cc:50:47: error: 'cnt' was not declared in this scope; did you mean 'acnt'?
   50 |                                         if(i%(cnt+1) == 0) printf("B");
      |                                               ^~~
      |                                               acnt
a.cc:55:47: error: 'cnt' was not declared in this scope; did you mean 'acnt'?
   55 |                                         if(j%(cnt+1) == 0) printf("A");
      |                                               ^~~
      |                                               acnt
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> P;
typedef pair<int,P> P1;
typedef pair<P,P> P2;
#define pu push
#define pb push_back
#define mp make_pair
#define eps 1e-7
#define INF 1000000000
#define mod 1000000007
#define fi first
#define sc second
#define rep(i,x) for(int i=0;i<x;i++)
#define repn(i,x) for(int i=1;i<=x;i++)
#define SORT(x) sort(x.begin(),x.end())
#define ERASE(x) x.erase(unique(x.begin(),x.end()),x.end())
#define POSL(x,v) (lower_bound(x.begin(),x.end(),v)-x.begin())
#define POSU(x,v) (upper_bound(x.begin(),x.end(),v)-x.begin())
int q;
int main(){
	cin>>q;
	rep(w,q){
		ll a,b,c,d;
		cin>>a>>b>>c>>d;
		ll ub = (a+b)/(min(a,b)+1);
		ll cnt = ub; 
		lb=0,ub=a+b+1;
		while(ub-lb > 1){
			ll mid = (lb+ub)/2;
			ll bcnt = mid/(cnt+1);
			ll acnt = mid-bcnt;
			acnt += (a+b-mid)/(cnt+1);
			bcnt += (a+b-mid)-(a+b-mid)/(cnt+1);
			if(acnt > a) ub=mid;
			else lb = mid;
		}
		bool ok = 0;
		for(ll x=max(0LL,lb-334LL);x<=min(a+b,lb+334LL);x++){
			ll bcnt = x/(cnt+1);
			ll acnt = x-bcnt;
			acnt += (a+b-x)/(cnt+1);
			bcnt += (a+b-x)-(a+b-x)/(cnt+1);
			if(acnt != a || bcnt != b) continue;
			for(ll i=c;i<=d;i++){
				if(i<=x){
					if(i%(cnt+1) == 0) printf("B");
					else printf("A");
				}
				else{
					ll j = a+b+1-i;
					if(j%(cnt+1) == 0) printf("A");
					else printf("B");
				}
			}
			ok = 1;
			puts("");
			break;
		}
		assert(ok);
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:29:17: error: 'lb' was not declared in this scope; did you mean 'ub'?
   29 |                 lb=0,ub=a+b+1;
      |                 ^~
      |                 ub
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define up(x,y)(((x)+(y)-1)/(y))
#define LL long long
LL n,m,x,y,ll,rr;

int main(){
	scanf("%lld",&n);
	while(n--){
		scanf("%lld%lld",&x,&y);
		scanf("%lld%lld",&ll,&rr);
		LL len=up(max(x,y),(min(x,y)+1));
		LL l=0,r=x+y,tmp=-1;
		while(l<=r){
			LL mid=(l+r)>>1;
			LL xx=x-(mid-mid/(len+1));
			LL yy=y-mid/(len+1);
			if(yy<=1LL*xx*len)
				tmp=mid,l=mid+1;
			else r=mid-1;
		}
		++tmp;
		for(LL i=ll;i<=min(tmp,rr);++i)
			putchar(i%(len+1)?'A':'B');
		for(LL i=max(tmp+1,ll);i<=rr;++i)
			puts((x+y-i+1)%(len+1)?'B':'A');
		puts("");
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:47: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
   26 |                         puts((x+y-i+1)%(len+1)?'B':'A');
      |                              ~~~~~~~~~~~~~~~~~^~~~~~~~
      |                                               |
      |                                               char
In file included from /usr/include/c++/14/cstdio:42,
                 from /usr/include/c++/14/ext/string_conversions.h:45,
                 from /usr/include/c++/14/bits/basic_string.h:4154,
                 from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/usr/include/stdio.h:714:30: note:   initializing argument 1 of 'int puts(const char*)'
  714 | extern int puts (const char *__s);
      |                  ~~~~~~~~~~~~^~~
Language: C++

#include<stdio.h>
#define up(x,y)(((x)+(y)-1)/(y))
#define LL long long
LL n,m,x,y,ll,rr;

int main(){
	scanf("%lld",&n);
	while(n--){
		scanf("%lld%lld",&x,&y);
		scanf("%lld%lld",&ll,&rr);
		LL len=up(max(x,y),(min(x,y)+1));
		LL l=0,r=x+y,tmp=-1;
		while(l<=r){
			LL mid=(l+r)>>1;
			LL xx=x-(mid-mid/(len+1));
			LL yy=y-mid/(len+1);
			if(yy<=1LL*xx*len)
				tmp=mid,l=mid+1;
			else r=mid-1;
		}
		++tmp;
		for(LL i=ll;i<=min(tmp,rr);++i)
			putchar(i%(len+1)?'A':'B');
		for(LL i=max(tmp+1,ll);i<=rr;++i)
			puts((x+y-i+1)%(len+1)?'B':'A');
		puts("");
	}
	return 0;
} 

Compiler output:
a.cc: In function 'int main()':
a.cc:11:27: error: 'max' was not declared in this scope
   11 |                 LL len=up(max(x,y),(min(x,y)+1));
      |                           ^~~
a.cc:2:19: note: in definition of macro 'up'
    2 | #define up(x,y)(((x)+(y)-1)/(y))
      |                   ^
a.cc:11:37: error: 'min' was not declared in this scope; did you mean 'main'?
   11 |                 LL len=up(max(x,y),(min(x,y)+1));
      |                                     ^~~
a.cc:2:23: note: in definition of macro 'up'
    2 | #define up(x,y)(((x)+(y)-1)/(y))
      |                       ^
a.cc:25:47: error: invalid conversion from 'char' to 'const char*' [-fpermissive]
   25 |                         puts((x+y-i+1)%(len+1)?'B':'A');
      |                              ~~~~~~~~~~~~~~~~~^~~~~~~~
      |                                               |
      |                                               char
In file included from a.cc:1:
/usr/include/stdio.h:714:30: note:   initializing argument 1 of 'int puts(const char*)'
  714 | extern int puts (const char *__s);
      |                  ~~~~~~~~~~~~^~~
Language: C++

#include<iostream>
#include<cstdio>
#include<string>
#include<math.h>
using namespace std;
int main()
{
int q,a,b,f,t,i,j,v;
string s;
cin>>q;
while(q--)
{
cin>>a>>b>>f>>t;
v=ceil(float(a)/b)
s.assign(a,'A');
i=-1;
for(j=0;j<(a/v);j++)
{
i+=(v+1);
s.insert(i,"B");
}
for(j=0;j<(b-a/v);j++)
{s.append("B");}
cout<<s.substr(f-1,t-f+1)<<"\n";
}
return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:19: error: expected ';' before 's'
   14 | v=ceil(float(a)/b)
      |                   ^
      |                   ;
   15 | s.assign(a,'A');
      | ~
Language: C++

#include<iostream>
#include<cstdio>
#include<string>
#include<math.h>
using namespace std;
int main()
{
int q,a,b,f,t,i,j,v;
string s;
cin>>q;
while(q--)
{
cin>>a>>b>>f>>t;
v=seil(float(a)/b)
s.assign(a,'A');
i=-1;
for(j=0;j<(a/v);j++)
{
i+=(v+1);
s.insert(i,"B");
}
for(j=0;j<(b-a/v);j++)
{s.append("B");}
cout<<s.substr(f-1,t-f+1)<<"\n";
}
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:3: error: 'seil' was not declared in this scope; did you mean 'ceil'?
   14 | v=seil(float(a)/b)
      |   ^~~~
      |   ceil
Language: C++

#include<cstdio>
#include<cstdlib>
#include<algorithm>

using namespace std;

int main(){
    int q,a,b,c,d;
    // scanf("%d", &q);
    cin >> q;
    for(int i=0;i<q;i++){
        // scanf("%d %d %d %d", &a, &b, &c, &d);
        cin >> a >> b >> c >> d;
        int n = a+b, aa, bb, l = max((a+b) / (b+1), (b+a) / (a+1));

        int ok = 0, ng = a+b+1;
        while(ng-ok > 1){
            int mid = (ok+ng)/2;
            aa = a - mid/(l+1)*l - mid%(l+1);
            bb = b - mid/(l+1);
            
            if((long long)bb < (long long)(aa+1)*(long long)l){
                ok = mid;
            }else{
                ng = mid;
            }
        }

        string ans = "";
        if(c <= ok){
            for(int j=c-1;j<min(d,ok);j++){
                // putchar((j % (l+1) == l)?'B':'A');
                ans += (j % (l+1) == l)?'B':'A';
            }
        }
        if(ng <= d){
            for(int j=max(ok,c-1);j<min(n,d);j++){
                // putchar(((n-j) % (l+1) == 0)?'A':'B');
                ans += ((n-j) % (l+1) == 0)?'A':'B';
            }
        }
        cout << ans << endl;
        // puts("");
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:5: error: 'cin' was not declared in this scope
   10 |     cin >> q;
      |     ^~~
a.cc:4:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    3 | #include<algorithm>
  +++ |+#include <iostream>
    4 | 
a.cc:29:9: error: 'string' was not declared in this scope
   29 |         string ans = "";
      |         ^~~~~~
a.cc:4:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
    3 | #include<algorithm>
  +++ |+#include <string>
    4 | 
a.cc:33:17: error: 'ans' was not declared in this scope; did you mean 'abs'?
   33 |                 ans += (j % (l+1) == l)?'B':'A';
      |                 ^~~
      |                 abs
a.cc:39:17: error: 'ans' was not declared in this scope; did you mean 'abs'?
   39 |                 ans += ((n-j) % (l+1) == 0)?'A':'B';
      |                 ^~~
      |                 abs
a.cc:42:9: error: 'cout' was not declared in this scope
   42 |         cout << ans << endl;
      |         ^~~~
a.cc:42:9: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:42:17: error: 'ans' was not declared in this scope; did you mean 'abs'?
   42 |         cout << ans << endl;
      |                 ^~~
      |                 abs
a.cc:42:24: error: 'endl' was not declared in this scope
   42 |         cout << ans << endl;
      |                        ^~~~
a.cc:4:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
    3 | #include<algorithm>
  +++ |+#include <ostream>
    4 |
Language: C++

#include <stdio.h>
#include <bitset>
#include <iostream>
using namespace std;

int min(int a, int b)
{
	return a < b ? a : b;
}

int max(int a, int b)
{
	return a > b ? a : b;
}

float findK(int a, int b)
{
	return (max(a, b)*1.0 / (min(a, b) + 1));
}

bitset<1000> proc(int a, int b, int c, int d)
{
	float k = ceil(findK(a, b));
	int s = a + b;
	int countA = 0, countB = 0;

	bitset<1000> result = 0;

	for (int i = 0; i < s; i++)
	{
		if (a > 0)
			if (countA < k&&findK(a - 1, b) <= k)
			{
				result[i] = 1;
				a--;
				countA++;
				countB = 0;
			}
			else
			{
				result[i] = 0;
				b--;
				countB++;
				countA = 0;
			}
		else
		{
			result[i] = 0;
			b--;
		}
	}

	bitset<1000> tmp = 0;
	for (int i = 0; i <= d - c; i++)
	{
		tmp[i] = 1;
	}

	tmp <<= c - 1;
	result &= tmp;
	result >>= c - 1;

	return result;
}

int main()
{
	int a, b, c, d, q;

	cin >> q;
	
	for (int j = 0; j < q; j++)
	{
		cin >> a >> b >> c >> d;

		bitset<1000> result = proc(a, b, c, d);

		for (int i = 0; i < d - c + 1; i++)
		{
			printf("%c", result[i] ? 'A' : 'B');
		}
		putchar('\n');
	}

	//system("pause");
	return 0;
}

Compiler output:
a.cc: In function 'std::bitset<1000> proc(int, int, int, int)':
a.cc:23:19: error: 'ceil' was not declared in this scope
   23 |         float k = ceil(findK(a, b));
      |                   ^~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;
inline int read()
{
	int x=0,f=1; char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')f=-1; ch=getchar();}
	while(ch>='0'&&ch<='9'){x=x*10+ch-'0'; ch=getchar();}
	return x*f;
}
int q,a,b,c,d;
inline int getdiv(int A,int B,int K)
{
	int L=0,R=A+B,ans=0;
	while(L<=R)
	{
		int mid=(L+R)>>1;
		int tb=B-mid/(K+1),
			ta=A-mid%(K+1)-mid/(K+1)*K;
		if(ta*K+K>=tb) L=mid+1,ans=mid;
		else R=mid-1;
	}
	return ans;
}
inline getpss(int A,int B,int xx,int p,int K)
{
	if(p<=xx) return p%(K+1)==0;
	else return (A+B-p+1)%(K+1)!=0;
}
int main()
{
	q=read(); while(q--)
	{
		a=read(); b=read(); c=read(); d=read();
		int ty=0,tc=c,td=d; 
		if(a<b) swap(a,b),ty=1,
		c=a+b-td+1, d=a+b-tc+1;
		int K=a/(b+1)+bool(a%(b+1));
		int gg=getdiv(a,b,K);
		if(ty) for(int i=d;i>=c;i--)
			putchar('A'+(getpss(a,b,gg,i,K)^ty));
		else for(int i=c;i<=d;i++)
			putchar('A'+(getpss(a,b,gg,i,K)^ty));
		puts("");
	}
	return 0;
}

Compiler output:
a.cc:25:8: error: ISO C++ forbids declaration of 'getpss' with no type [-fpermissive]
   25 | inline getpss(int A,int B,int xx,int p,int K)
      |        ^~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;
inline int read()
{
	int x=0,f=1; char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')f=-1; ch=getchar();}
	while(ch>='0'&&ch<='9'){x=x*10+ch-'0'; ch=getchar();}
	return x*f;
}
int q,a,b,c,d;
inline int getdiv(int A,int B,int K)
{
	int L=0,R=A+B,ans=0;
	while(L<=R)
	{
		int mid=(L+R)>>1;
		int tb=B-mid/(K+1),
			ta=A-mid%(K+1)-mid/(K+1)*K;
		if(ta*K+K>=tb) L=mid+1,ans=mid;
		else R=mid-1;
	}
	return ans;
}
inline getps(int A,int B,int xx,int p,int K)
{
	if(p<=xx) return p%(K+1)==0;
	else return (A+B-p+1)%(K+1)!=0;
}
int main()
{
	q=read(); while(q--)
	{
		a=read(); b=read(); c=read(); d=read();
		int ty=0,tc=c,td=d; 
		if(a<b) swap(a,b),ty=1,
		c=a+b-td+1, d=a+b-tc+1;
		int K=a/(b+1)+bool(a%(b+1));
		int gg=getdiv(a,b,K);
		if(ty) for(int i=d;i>=c;i--)
			putchar('A'+(getps(a,b,gg,i,K)^ty));
		else for(int i=c;i<=d;i++)
			putchar('A'+(getps(a,b,gg,i,K)^ty));
		puts("");
	}
	return 0;
}

Compiler output:
a.cc:25:8: error: ISO C++ forbids declaration of 'getps' with no type [-fpermissive]
   25 | inline getps(int A,int B,int xx,int p,int K)
      |        ^~~~~
Language: C++

#include <bits/stdc++.h>

#define _overload(_1,_2,_3,name,...) name
#define _rep(i,n) _range(i,0,n)
#define _range(i,a,b) for(int i=int(a);i<int(b);++i)
#define rep(...) _overload(__VA_ARGS__,_range,_rep,)(__VA_ARGS__)

#define _rrep(i,n) _rrange(i,n,0)
#define _rrange(i,a,b) for(int i=int(a)-1;i>=int(b);--i)
#define rrep(...) _overload(__VA_ARGS__,_rrange,_rrep,)(__VA_ARGS__)

#define _all(arg) begin(arg),end(arg)
#define uniq(arg) sort(_all(arg)),(arg).erase(unique(_all(arg)),end(arg))
#define getidx(ary,key) lower_bound(_all(ary),key)-begin(ary)
#define clr(a,b) memset((a),(b),sizeof(a))
#define bit(n) (1LL<<(n))
#define popcount(n) (__builtin_popcountll(n))

using namespace std;

template<class T>bool chmax(T &a, const T &b) { return (a < b) ? (a = b, 1) : 0;}
template<class T>bool chmin(T &a, const T &b) { return (b < a) ? (a = b, 1) : 0;}

using ll = long long;
using R = long double;
const R EPS = 1e-9L; // [-1000,1000]->EPS=1e-8 [-10000,10000]->EPS=1e-7
inline int sgn(const R& r) {return (r > EPS) - (r < -EPS);}
inline R sq(R x) {return sqrt(max(x, 0.0L));}

const int dx[8] = {1, 0, -1, 0, 1, -1, -1, 1};
const int dy[8] = {0, 1, 0, -1, 1, 1, -1, -1};

// Problem Specific Parameter:

int main(void) {
	ll q;
	cin >> q;

	rep(loop, q) {
		ll a, b, c, d;
		cin >> a >> b >> c >> d;
		c--, d--;

		const ll total = a + b;
		const ll num = max(a, b);
		const ll den = min(a, b) + 1;
		const ll k = (num + den - 1) / den;

		for (ll low = 0LL; low <= total + 1; ++low) {
			const ll coef = (low + 1) / (k + 1);
			ll na = a - coef * k - ((low + 1) % (k + 1));
			ll nb = b - coef;
			if (na < 0 or nb < 0 or nb > (na + 1) * k) break;
		}


		string ans = "";
		for (ll i = c; i <= d; ++i) {
			if (i < low) {
				if (i % (k + 1) != k)
					ans += 'A';
				else
					ans += 'B';
			} else {
				if ((total - 1 - i) % (k + 1) != k)
					ans += 'B';
				else
					ans += 'A';
			}
		}
		cout << ans << endl;
	}

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:59:33: error: 'low' was not declared in this scope; did you mean 'pow'?
   59 |                         if (i < low) {
      |                                 ^~~
      |                                 pow
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair < int , int > Pi;
const int INF = (1 << 30) - 1;
const ll LLINF = 1LL << 60;

int main()
{
    int Q;
    cin >> Q;
    while(Q--) {
        int A, B, C, D;
        int nokori;
        int limit, cnt = 0;
        string T;
        cin >> A >> B >> C >> D;
        if(A > 1000 || b > 1000) abort();
        limit = max((A + B) / (B + 1), (B + A) / (A + 1));
        nokori = limit * (A + 1) - B;
        for(int i = 0; i < A; i++) {
            if(nokori < limit) {
                for(int j = 0; j < limit - nokori; j++) {
                    T += 'B';
                }
                cnt = 0, nokori = 0;
            } else if(cnt >= limit) {
                T += 'B';
                nokori -= limit - 1;
                cnt = 0;
            } else {
                nokori -= limit;
            }
            T += 'A', cnt++;
        }
        while(limit > 0) {
            T += 'B'; limit--;
        }
        for(int i = C - 1; i < D; i++) cout << T[i];
        cout << endl;
    }
    return (0);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:24: error: 'b' was not declared in this scope
   18 |         if(A > 1000 || b > 1000) abort();
      |                        ^
Language: C++

https://atcoder.jp/contests/agc020/tasks/agc020_e#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int mo=998244353;
string s;
map<string,ll> f;
ll calc(string s){
	if (f[s])return f[s];
	int n=s.length();
	ll ans=(s[0]-'0'+1)*calc(s.substr(1,n-1))%mo;
	string z="";
	for (int i=1;i<=n/2;i++){
		z.append(1,s[i-1]);
		string T=z;
		for (int j=2,t=i;i*j<=n;j++){
			for (;t<i*j;t++)
				T[t%i]=min(T[t%i],s[t]);
			ans=(ans+calc(T)*calc(s.substr(t,n-i*j)))%mo;
		}
	}
	return f[s]=ans;
}
int main(){
	f[""]=f["0"]=1;f["1"]=2;
	cin>>s;
	cout<<calc(s)<<endl;
}

Compiler output:
a.cc:1:1: error: 'https' does not name a type
    1 | https://atcoder.jp/contests/agc020/tasks/agc020_e#include<bits/stdc++.h>
      | ^~~~~
a.cc:5:1: error: 'string' does not name a type
    5 | string s;
      | ^~~~~~
a.cc:6:1: error: 'map' does not name a type
    6 | map<string,ll> f;
      | ^~~
a.cc:7:9: error: 'string' was not declared in this scope
    7 | ll calc(string s){
      |         ^~~~~~
a.cc: In function 'int main()':
a.cc:24:9: error: 'f' was not declared in this scope
   24 |         f[""]=f["0"]=1;f["1"]=2;
      |         ^
a.cc:25:9: error: 'cin' was not declared in this scope
   25 |         cin>>s;
      |         ^~~
a.cc:25:14: error: 's' was not declared in this scope
   25 |         cin>>s;
      |              ^
a.cc:26:9: error: 'cout' was not declared in this scope
   26 |         cout<<calc(s)<<endl;
      |         ^~~~
a.cc:26:19: error: 'calc' cannot be used as a function
   26 |         cout<<calc(s)<<endl;
      |               ~~~~^~~
a.cc:26:24: error: 'endl' was not declared in this scope
   26 |         cout<<calc(s)<<endl;
      |                        ^~~~
Language: C

#pragma GCC optimize("2,Ofast,inline")
#pragma GCC diagnostic error "-std=c++11"
#include<bits/stdc++.h>
#define LL long long
#define P pair<int,int>
const LL mod=1e9+7;
const LL inf=0x3f3f3f3f;
const double eps=1e-9;
using namespace std;
template<typename tp> inline void read(tp &x) {
	x=0;
	char c=getchar();
	bool f=0;
	for(; c<'0'||c>'9'; f|=(c=='-'),c = getchar());
	for(; c>='0'&&c<='9'; x=(x<<3)+(x<<1)+c-'0',c = getchar());
	if(f) x=-x;
}
#define B __int128 //64 位电脑才能用
#define mod 998244353
using namespace std;
map<B,int>mp[111];
int dfs(int l,B S) { // 递归寻找状态
	if(!l)return 1;
	if(mp[l].count(S))return mp[l][S];
	int sum=dfs(l-1,S/2)*(S%2+1)%mod;
	B x=0,y;
	for(int i=1; i<=l; i++) {
		x=x<<1|1;
		y=S&x;
		for(int j=i+i; j<=l; j+=i)
			sum=(sum+1ll*dfs(i,y&=S>>j-i)*dfs(l-j,S>>j))%mod;
// 转移
	}
	return mp[l][S]=sum;
}
char s[111];
int l;
int main() {
	cin>>s;
	l=strlen(s);
	B S=0;
	for(int i=l; i--;)S=S<<1|(s[i]=='1');
	cout<<dfs(l,S);
}

Compiler output:
main.c:2:30: warning: '-std=c++11' is not an option that controls warnings [-Wpragmas]
    2 | #pragma GCC diagnostic error "-std=c++11"
      |                              ^~~~~~~~~~~~
main.c:3:9: fatal error: bits/stdc++.h: No such file or directory
    3 | #include<bits/stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
using namespace std;
const int mod=998244353;
string s;
map<string,int>f;
map<string,int>g;
int f_search(string s)
{
    if(f.find(s)!=f.end())
    return f[s];
    for(int i=1;i<=s.size();++i)
    f[s]=(f[s]+1ll*f_search(s.substr(0,s.size()-i))*g_search(s.substr(s.size()-i,i))%mod)%mod;
    return f[s];
}
int g_search(string s)
{
    if(g.find(s)!=g.end())
    return g[s];
    if(s.size()==1)
    return g[s]=s[0]-'0'+1;
    int i=1,j;
    while(i<s.size())
    {
        if(s.size()%i==0)
        {
            string t;
            j=0;
            while(j<i)
            {
                int r=1;
                for(int k=0;k<s.size()/i;++k)
                if(s[i*k+j]=='0')
                r=0;
                t=t+(char)(r+'0');
                j=j+1;
            }
            g[s]=(g[s]+f_search(t))%mod;
        }
        i=i+1;
    }
    return g[s];
}
int main()
{
    cin>>s;
    f[""]=1;
    cout<<f_search(s)<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int f_search(std::string)':
a.cc:12:53: error: 'g_search' was not declared in this scope; did you mean 'f_search'?
   12 |     f[s]=(f[s]+1ll*f_search(s.substr(0,s.size()-i))*g_search(s.substr(s.size()-i,i))%mod)%mod;
      |                                                     ^~~~~~~~
      |                                                     f_search
Language: C++

#include<bits/stdc++.h>
using namespace std;
const int mod=998244353;
string s;
map<string,int>f;
map<string,int>g;
int f_search(string_search s)
{
    if(f.find(s)!=f.end())
    return f[s];
    for(int i=1;i<=s.size();++i)
    f[s]=(f[s]+1ll*f_search(s.substr(0,s.size()-i))*g_search(s.substr(s.size()-i,i))%mod)%mod;
    return f[s];
}
int g_search(string_search s)
{
    if(g_search.find(s)!=g_search.end())
    return g_search[s];
    if(s.size()==1)
    return g_search[s]=s[0]-'0'+1;
    int i=1,j;
    while(i<s.size())
    {
        if(s.size()%i==0)
        {
            string_search t;
            j=0;
            while(j<i)
            {
                int r=1;
                for(int k=0;k<s.size()/i;++k)
                if(s[i*k+j]=='0')
                r=0;
                t=t+(char)(r+'0');
                j=j+1;
            }
            g_search[s]=(g_search[s]+f_search(t))%mod;
        }
        i=i+1;
    }
    return g_search[s];
}
int main()
{
    cin>>s;
    f_search[""]=1;
    cout<<f_search(s)<<endl;
    return 0;
}


Compiler output:
a.cc:7:14: error: 'string_search' was not declared in this scope
    7 | int f_search(string_search s)
      |              ^~~~~~~~~~~~~
a.cc:15:14: error: 'string_search' was not declared in this scope; did you mean 'g_search'?
   15 | int g_search(string_search s)
      |              ^~~~~~~~~~~~~
      |              g_search
a.cc: In function 'int main()':
a.cc:46:17: error: assignment of read-only location '""[f_search]'
   46 |     f_search[""]=1;
      |     ~~~~~~~~~~~~^~
a.cc:47:19: error: 'f_search' cannot be used as a function
   47 |     cout<<f_search(s)<<endl;
      |           ~~~~~~~~^~~
Language: C++

#include <cstdio>
#include <map>
#define MOD 998244353
typedef __int128 LL;
std::map<LL, int> vis[105];
int calc(int n, LL mask)
{
	if (!n)
		return 1;
	if (vis[n].count(mask))
		return vis[n][mask];
	int &res = vis[n][mask];
	res = calc(n - 1, mask >> 1) * (mask & 1 ? 2 : 1) % MOD;
	LL full = 0;
	for (int i = 1; i <= n; i++)
	{
		full = full << 1 | 1;
		LL rem = mask & full;
		for (int j = i << 1; j <= n; j += i)
		{
			rem &= mask >> j - i;
			res = (res + (long long)calc(i, rem) * calc(n - j, mask >> j)) % MOD;
		}
	}
	return res;
}
char str[105];
int main()
{
	// freopen("AGC020-E.in", "r", stdin);
	scanf("%s", str);
	int n = strlen(str);
	LL mask = 0;
	for (int i = n - 1; i >= 0; i--)
		mask = mask << 1 | str[i] - '0';
	printf("%d\n", calc(n, mask));
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:32:17: error: 'strlen' was not declared in this scope
   32 |         int n = strlen(str);
      |                 ^~~~~~
a.cc:3:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    2 | #include <map>
  +++ |+#include <cstring>
    3 | #define MOD 998244353
Language: Java

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.HashMap;
import java.util.StringTokenizer;

import org.omg.Messaging.SyncScopeHelper;

public class ELR {



	static int mod = 998244353;
	static HashMap<String,Long> dp = new HashMap();
	public static long solve(String s) {
		if (s.length() == 0) return 1;
		if (s.length() == 1) {
			return s.charAt(0) == '1' ? 2 : 1;
		}
		if (dp.containsKey(s)) {
			return dp.get(s);
		}
		long ret = (s.charAt(0) == '1' ? 2 : 1) * (solve(s.substring(1,s.length())));
		ret %= mod;
		for (int i = 0 ; i < s.length(); ++i) {
			int lst = i + 1;
			int len = i + 1;
			StringBuilder cur = new StringBuilder(s.substring(0, lst));
			while (lst + len - 1 < s.length()) {
				for (int k = lst , p = 0; k <= lst + len - 1 ; ++k, ++p) {
					if (s.charAt(k) == '0') {
						cur.setCharAt(p, '0');
					}
				}

				lst += len;
				ret += (1L*solve(cur.toString()) * solve(s.substring(lst,s.length())))%mod;
				ret %= mod;

			}
		}
		dp.put(s, ret);
		return ret;

	}
	public static void main(String[]args) throws Throwable {
		Scanner sc = new Scanner(System.in);
		System.out.println(solve(sc.next()));
	}

	static class Scanner {
		StringTokenizer st;
		BufferedReader br;

		public Scanner(InputStream s) {
			br = new BufferedReader(new InputStreamReader(s));
		}

		public Scanner(String s) throws FileNotFoundException {
			br = new BufferedReader(new FileReader(new File(s)));
		}

		public String next() throws IOException {
			while (st == null || !st.hasMoreTokens())
				st = new StringTokenizer(br.readLine());
			return st.nextToken();
		}

		public int nextInt() throws IOException {
			return Integer.parseInt(next());
		}

		public long nextLong() throws IOException {
			return Long.parseLong(next());
		}

		public String nextLine() throws IOException {
			return br.readLine();
		}

		public double nextDouble() throws IOException {
			return Double.parseDouble(next());
		}

		public boolean ready() throws IOException {
			return br.ready();
		}
	}
}

Compiler output:
Main.java:13: error: class ELR is public, should be declared in a file named ELR.java
public class ELR {
       ^
Main.java:11: error: package org.omg.Messaging does not exist
import org.omg.Messaging.SyncScopeHelper;
                        ^
Note: Main.java uses unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
2 errors
Language: C++

#include <bits/stdc++.h>
#include <tr1/unordered_map>
 
using std::pair;
using std::vector;
using std::string;

typedef long long ll;
typedef pair<int, int> pii;
 
#define fst first
#define snd second
#define pb(a) push_back(a)
#define mp(a, b) std::make_pair(a, b)
#define debug(...) fprintf(stderr, __VA_ARGS__)
 
template <typename T> bool chkmax(T& a, T b) { return a < b ? a = b, 1 : 0; }
template <typename T> bool chkmin(T& a, T b) { return a > b ? a = b, 1 : 0; }
 
const int oo = 0x3f3f3f3f;
 
template<typename T> T read(T& x) {
    int f = 1; x = 0;
    char ch = getchar();
    for(;!isdigit(ch); ch = getchar()) if(ch == '-') f = -1;
    for(; isdigit(ch); ch = getchar()) x = x * 10 + ch - 48; 
    return x *= f;
}

const int N = 100;
const int mo = 998244353;

inline string get_substr(string& x, int l, int sl) {
    string tmp, res;

    for(int i = 0; i < sl; ++i) res += '1';
    for(int i = 0; i < l; i += sl) {
        tmp = x.substr(i, sl);
        
        for(int j = 0; j < sl; ++j) {
            res[j] = ((res[j] - '0') && (tmp[j] - '0')) + '0';
        }
    }
    return res;
}

std::tr1::unordered_map<string, int> mp;

int dp(string x) {

    if(mp.count(x)) return mp[x];

    int len = x.length();
    int res = 1ll * dp(x.substr(0, len-1)) * dp(x.substr(len-1, 1)) % mo;

    for(int i = 1; i <= len; ++i) {
        for(int j = i+i; j <= len; j += i) {

            string lft = x.substr(0, len - j);
            string rht = get_substr(x.substr(len - j, j), j, i);

            res = (res + 1ll * dp(lft) * dp(rht)) % mo;
        }
    }
    return mp[x] = res;
}

int main() {
#ifdef Wearry
    freopen("in", "r", stdin);
    freopen("out", "w", stdout);
#endif 

    string st;
    std::cin >> st;

    mp[""] = 1;
    mp["0"] = 1; 
    mp["1"] = 2;

    printf("%d\n", dp(st));

    return 0;
}


Compiler output:
a.cc: In function 'int dp(std::string)':
a.cc:60:45: error: cannot bind non-const lvalue reference of type 'std::string&' {aka 'std::__cxx11::basic_string<char>&'} to an rvalue of type 'std::__cxx11::basic_string<char>'
   60 |             string rht = get_substr(x.substr(len - j, j), j, i);
      |                                     ~~~~~~~~^~~~~~~~~~~~
a.cc:33:34: note:   initializing argument 1 of 'std::string get_substr(std::string&, int, int)'
   33 | inline string get_substr(string& x, int l, int sl) {
      |                          ~~~~~~~~^
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define X first
#define Y second
#define mp make_pair
#define pb push_back
#define Debug(...) fprintf(stderr, __VA_ARGS__)

typedef long long LL;
typedef long double LD;
typedef unsigned int uint;
typedef pair <int, int> pii;
typedef unsigned long long uLL;

template <typename T> inline void Read(T &x) {
  char c = getchar();
  bool f = false;
  for (x = 0; !isdigit(c); c = getchar()) {
    if (c == '-') {
      f = true;
    }
  }
  for (; isdigit(c); c = getchar()) {
    x = x * 10 + c - '0';
  }
  if (f) {
    x = -x;
  }
}

template <typename T> inline bool CheckMax(T &a, const T &b) {
  return a < b ? a = b, true : false;
}

template <typename T> inline bool CheckMin(T &a, const T &b) {
  return a > b ? a = b, true : false;
}

const int mod = 998244353;

map <string, int> f, g;
string s;

inline int F(const string &s);
inline int G(const string &s);

inline int F(const string &s) {
  if (s.length() == 1) {
    return s[0] - '0' + 1;
  }
  if (f.find(s) != f.end()) {
    return f[s];
  }
  int ret = G(s);
  for (int i = 1; i < s.length(); ++i) {
    ret = (1LL * G(s.substr(0, i)) * F(s.substr(i, s.length() - i)) + ret) % mod;
  }
  return f[s] = ret;
}

inline int G(const string &s) {
  if (s.length() == 1) {
    return s[0] - '0' + 1;
  }
  if (g.find(s) != g.end()) {
    return g[s];
  }
  int len = s.length(), ret = 0;
10
My Time: 0.003ms
          nxt[j % i] = '0';
        }
      }
      ret = (ret + F(nxt)) % mod;
    }
  }
  return g[s] = ret;
}

int main() {
#ifdef wxh010910
  freopen("d.in", "r", stdin);
#endif
  cin >> s;
  cout << F(s) << endl;
#ifdef wxh010910
  Debug("My Time: %.3lfms\n", (double)clock() / CLOCKS_PER_SEC);
#endif
  return 0;
}


Compiler output:
a.cc: In function 'int G(const std::string&)':
a.cc:71:3: error: expected ';' before 'My'
   71 | 10
      |   ^
      |   ;
   72 | My Time: 0.003ms
      | ~~ 
a.cc: At global scope:
a.cc:75:7: error: expected declaration before '}' token
   75 |       }
      |       ^
a.cc:76:7: error: 'ret' does not name a type
   76 |       ret = (ret + F(nxt)) % mod;
      |       ^~~
a.cc:77:5: error: expected declaration before '}' token
   77 |     }
      |     ^
a.cc:78:3: error: expected declaration before '}' token
   78 |   }
      |   ^
a.cc:79:3: error: expected unqualified-id before 'return'
   79 |   return g[s] = ret;
      |   ^~~~~~
a.cc:80:1: error: expected declaration before '}' token
   80 | }
      | ^
a.cc: In function 'int G(const std::string&)':
a.cc:70:25: warning: control reaches end of non-void function [-Wreturn-type]
   70 |   int len = s.length(), ret = 0;
      |                         ^~~
Language: C++

#include<bits/stdc++.h>
#include<tr1/unordered_map>
using namespace std;
using namespace std::tr1;

const int maxn = 109, MOD = 998244353;
char s[maxn]; int n, a[maxn];
unordered_map<int,int> Map;

inline int encode(int a[], int n) {
	int res = 0;
	for (int i=1; i<=n; i++)
		res = (res << 1) | a[i];
	return (res << 5) | n;
}

int solve(int a[], int n) {
	// printf("!!!%d %d\n", n, a[1]);
	if (n == 1) return a[1] + 1;
	int f[n+2][n+2][2], tmp[n+2], res, m, base, code;
	if (n <= 20) code = encode(a, n); 
	if (Map.count(code)) return Map[code];
	memset(f, 0, sizeof f);
	for (int i=0; i<=n; i++) f[i+1][i][1] = 1;
	for (int l=n; l>=1; l--)
		for (int r=l; r<=n; r++) {
			for (int p=0; p<=1; p++) {
				base = 1;
				for (int k=l; k<=r; k++) {
					if (a[k]) base = base * 2 % MOD;
					if (!p) res = base; 
					else {
						res = 0;
						for (int t=2; t<=k-l+1; t++)
							if ((k-l+1) % t == 0) {
								m = (k-l+1) / t; 
								// printf("%d %d\n", t, k);
								for (int u=1; u<=m; u++) tmp[u] = 1;
								for (int u=l; u<=k; u++)
									tmp[(u-l)%m+1] &= a[u];
								res = (res + solve(tmp, m)) % MOD;
							}
					}
					if (!p) f[l][r][0] = (f[l][r][0] + 1LL * res * f[k+1][r][1]) % MOD;
					else f[l][r][1] = (f[l][r][1] + 1LL * res * (f[k+1][r][0] + f[k+1][r][1])) % MOD;
				}
			}
			// printf("%d %d %d %d\n", l, r, f[l][r][0], f[l][r][1]);
		}
	if (n <= 20) Map[code] = (f[1][n][0] + f[1][n][1]) % MOD;
	return (f[1][n][0] + f[1][n][1]) % MOD;
}

int main() {
	scanf("%s", s+1); n = strlen(s+1);
	for (int i=1; i<=n; i++) a[i] = s[i] - '0';
	printf("%d\n", solve(a, n));
	return 0;
}

Compiler output:
a.cc:8:1: error: reference to 'unordered_map' is ambiguous
    8 | unordered_map<int,int> Map;
      | ^~~~~~~~~~~~~
In file included from /usr/include/c++/14/tr1/unordered_map:44,
                 from a.cc:2:
/usr/include/c++/14/tr1/unordered_map.h:180:11: note: candidates are: 'template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> class std::tr1::unordered_map'
  180 |     class unordered_map
      |           ^~~~~~~~~~~~~
In file included from /usr/include/c++/14/unordered_map:41,
                 from /usr/include/c++/14/functional:63,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:53,
                 from a.cc:1:
/usr/include/c++/14/bits/unordered_map.h:109:11: note:                 'template<class _Key, class _Tp, class _Hash, class _Pred, class _Alloc> class std::unordered_map'
  109 |     class unordered_map
      |           ^~~~~~~~~~~~~
a.cc: In function 'int solve(int*, int)':
a.cc:22:13: error: 'Map' was not declared in this scope
   22 |         if (Map.count(code)) return Map[code];
      |             ^~~
a.cc:50:22: error: 'Map' was not declared in this scope
   50 |         if (n <= 20) Map[code] = (f[1][n][0] + f[1][n][1]) % MOD;
      |                      ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
const int MOD = 998244353;
const int N = 105;
int cnt, n;
map <__int128, int> F[N];
__int128 S;
int solve(B x, int n) {
    if (F[n].count(x)) return F[n][x];
    int d = 1, res = 0;
    for (int l = 0; l < n; ++ l) {
        for (int s = 1; l + s * 2 - 1 < n; ++ s) {
            B y = (x >> l) & ((((B)1) << s) - 1);
            for (int c = 2; l + s * c - 1 < n; ++ c) {
                y &= (x >> (l + s * (c - 1)));
                res = (res + 1ll * solve(y, s) * solve(x >> (l + s * c), n - (l + s * c)) % MOD * d) % MOD;
            }
        }
        if ((x >> l) & 1) d = (d + d) % MOD;
    }
    res = (res + d) % MOD;
    return F[n][x] = res;
}
string st;
int main() {
    cin >> st;
    for (int i = 0; i < st.size(); ++ i)
        S |= ((B)(st[i] - '0')) << i;
    cout << solve(S, st.size()) << endl;
}


Compiler output:
a.cc:8:11: error: 'B' was not declared in this scope
    8 | int solve(B x, int n) {
      |           ^
a.cc:8:16: error: expected primary-expression before 'int'
    8 | int solve(B x, int n) {
      |                ^~~
a.cc:8:21: error: expression list treated as compound expression in initializer [-fpermissive]
    8 | int solve(B x, int n) {
      |                     ^
a.cc: In function 'int main()':
a.cc:28:16: error: 'B' was not declared in this scope
   28 |         S |= ((B)(st[i] - '0')) << i;
      |                ^
a.cc:29:18: error: 'solve' cannot be used as a function
   29 |     cout << solve(S, st.size()) << endl;
      |             ~~~~~^~~~~~~~~~~~~~
Language: C

#include<bits/stdc++.h>
#define ll long long
#define re register
#define ull unsigned ll
using namespace std;
inline int read(){
	int s=0,t=1;
	char ch=getchar();
	while(ch<'0'||ch>'9'){if(ch=='-')t=-1;ch=getchar();}
	while(ch>='0'&&ch<='9')s=(s<<3)+(s<<1)+(ch^48),ch=getchar();
	return s*t;
}
int n,c,cnt,L[10];
double Ans,dp[500][1<<7];
int main(){
//	freopen(".in","r",stdin);
//	freopen(".out","w",stdout);
	n=read(),c=read();
	for(int i=0;i<n;i++)L[i]=read();sort(L,L+n);
	while(true){
		memset(dp,0,sizeof(dp)),cnt++;
		dp[L[n-1]*n][0]=1;
		for(int i=0;i<=n*c;i++)
		for(int j=i;j<=n*c;j++)
		for(int S=0;S<(1<<n-1);S++){
			int k=i%n;
			if(!k||(S>>k-1&1))continue;
			int t=min(n*c,max(j,i+L[k-1]*n));
			dp[t][S|(1<<k-1)]+=dp[j][S];
		}Ans+=dp[n*c][(1<<n-1)-1];
		if(!next_permutation(L,L+n-1))break;
	}
	printf("%.15lf",Ans/cnt/pow(c,n-1));
	return 0;
}


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

#include<iostream>
#include<cstdio>
#include<algorithm>
#include<cstring>
#define ll long long
using namespace std;
ll f[1<<6][355],ans;
int n,C,L[15];
int main(){
	cin>>n>>C;
	for(int i=0;i<n;++i)cin>>L[i];
	sort(L,L+n);
	int tot=0,t=(1<<n-1)-1;
//	do{
//        ans+=f[(1<<n-1)-1][n*C];
//    }while(next_permutation(L,L+n-1));
	do{
		++tot;memset(f,0,sizeof(f));
		f[0][n*L[n-1]]=1;
		for(int i=1;i<=n*C;++i){
			if(i%n){
				int id=i%n-1,t=min(i+L[id]*n,n*C);
//            for(int s=0;s<1<<n-1;++s)
				for(int s=0;s<=t;++s){
            if(!(s>>id&1))
            for(int k=i;k<=n*C;++k)
            f[s|1<<id][max(k,t)]+=f[s][k];
//					if(!(s>>id&1)){
//						for(int k=i;k<=n*C;++k){
//							f[s|(1<<id)][max(t,k)]+=f[s][k];
//						}
//					}
				}
			}
//		}
//        ++tot;
//        memset(f,0,sizeof f);
//        f[0][n*L[n-1]]=1; 
//        for(int i=1;i<=n*C;++i)if(i%n){
//            const int id=i%n-1,t=min(i+L[id]*n,n*C);
//        }
		ans+=f[t][n*C];
	}while(next_permutation(L,L+n-1));
	printf("%.16lf\n",1.0*ans/tot/pow(C,n-1));
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:44:39: error: 'pow' was not declared in this scope
   44 |         printf("%.16lf\n",1.0*ans/tot/pow(C,n-1));
      |                                       ^~~
a.cc:46:2: error: expected 'while' at end of input
   46 | }
      |  ^
a.cc:46:2: error: expected '(' at end of input
   46 | }
      |  ^
      |  (
a.cc:46:2: error: expected primary-expression at end of input
a.cc:46:2: error: expected ')' at end of input
   46 | }
      |  ^
      |  )
a.cc:46:2: error: expected ';' at end of input
   46 | }
      |  ^
      |  ;
a.cc:46:2: error: expected '}' at end of input
a.cc:9:11: note: to match this '{'
    9 | int main(){
      |           ^
Language: C++

#include<iostream>
#include<cstdio>
#include<algorithm>
#include<cstring>
#define ll long long
using namespace std;
ll f[1<<6][305],ans;
int n,C,L[15];
int main(){
	cin>>n>>C;
	for(int i=0;i<n;++i)cin>>L[i];
	sort(L,L+n);
	int tot=0,t=(1<<n-1)-1;
	do{
		++tot;memset(f,0,sizeof(f));
		f[0][n*L[n-1]]=1;
		for(int i=1;i<=n*C;++i){
			if(i%n){
				int id=i%n-1,t=min(i+L[id]*n,n*C);
				for(int s=0;s<=t;++s){
					if(!(s>>id&1)){
						for(int k=i;k<=n*C;++k){
							f[s|(1<<id)][max(t,k)]+=f[s][k];
						}
					}
				}
			}
		}
		ans+=f[t][n*C];
	}while(next_permutation(L,L+n-1));
	printf("%.16lf\n",1.0*ans/tot/pow(C,n-1));
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:31:39: error: 'pow' was not declared in this scope
   31 |         printf("%.16lf\n",1.0*ans/tot/pow(C,n-1));
      |                                       ^~~
Language: C

#include<cstdio>
#include<iostream>
#include<cstring>
#include<algorithm>
#include<cmath>
using namespace std;
#define maxn 7
#define maxm 55
template <typename T>inline T read()
{
    register T sum=0;
    register char cc=getchar();
    int sym=1;
    while(cc!='-'&&(cc>'9'||cc<'0'))cc=getchar();
    if(cc=='-')sym=-1,cc=getchar();
    sum=sum*10+cc-'0';
    cc=getchar();
    while(cc>='0'&&cc<='9')sum=sum*10+cc-'0',cc=getchar();
    return sym*sum;
}
template <typename T>inline T read(T &a)
{
    a=read<T>();
    return a;
}
template <typename T,typename... Others> inline void read(T& a, Others&... b)
{
    a=read(a);
	read(b...);
}
int n,m,cnt,a[maxn];
double ans,f[maxn*maxm][1<<maxn];
int main()
{
	read(n,m);
	for(int i=0;i<n;i++)
		read(a[i]);
	sort(a,a+n);
	reverse(a,a+n);
	do
	{
		memset(f,0,sizeof(f));
		f[n*a[n-1]][0]=1;
		for(int i=0;i<n*m;i++)
			for(int j=i;j<=n*m;j++)
				for(int k=0;k<(1<<(n-1));k++)
					if(i%n&&!((k>>(i%n-1))&1))
						f[min(max(j,i+n*a[i%n-1]),n*m)][k|(1<<(i%n-1))]+=f[j][k];
		ans+=f[n*m][(1<<(n-1))-1];
		cnt+=1;
	}while(next_permutation(a,a+n-1));
	printf("%.15lf\n",ans/cnt/pow(m,n-1));
    return 0;
}


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

#include<bits/stdc++.h>
#define reg register
using namespace std;
typedef long long ll;
int n,m,len[10],p[10],f[305][70];
int main(){
	scanf("%d%d",&n,&m);
	if(n==2){
		scanf("%d%d",len+1,len+2);
		reg double t=max(len[1]+len[2]-m,0);
		printf("%.16lf\n",min(t/m,1.0));
		return 0;
	}
	for(reg int i=1;i<=n;i++)scanf("%d",len+i);
	sort(len+1,len+1+n);
	reg int L=len[n];reg double Ans=0,fac=0;
	do{
		memset(f,0,sizeof(f));
		f[L*n][0]=1;
		for(reg int i=0;i<=n*m;i++)
			for(reg int j=i;j<=n*m;j++)
				for(reg int s=0;s<(1<<(n-1));s++)
					if(i%n&&!((s>>(i%n-1))&1))
						f[min(n*m,max(j,i+len[i%n]*n))][s|(1<<(i%n-1))]+=f[j][s];
		Ans+=f[n*m][(1<<(n-1))-1];
		fac++;
	}while(next_permutation(len+1,len+n));
	printf("%d%d")
	printf("%.16lf\n",Ans/((double)fac*pow(m,n-1)));
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:28: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   10 |                 reg double t=max(len[1]+len[2]-m,0);
      |                            ^
a.cc:14:21: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   14 |         for(reg int i=1;i<=n;i++)scanf("%d",len+i);
      |                     ^
a.cc:16:17: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   16 |         reg int L=len[n];reg double Ans=0,fac=0;
      |                 ^
a.cc:16:37: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   16 |         reg int L=len[n];reg double Ans=0,fac=0;
      |                                     ^~~
a.cc:16:43: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   16 |         reg int L=len[n];reg double Ans=0,fac=0;
      |                                           ^~~
a.cc:20:29: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   20 |                 for(reg int i=0;i<=n*m;i++)
      |                             ^
a.cc:21:37: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   21 |                         for(reg int j=i;j<=n*m;j++)
      |                                     ^
a.cc:22:45: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   22 |                                 for(reg int s=0;s<(1<<(n-1));s++)
      |                                             ^
a.cc:28:23: error: expected ';' before 'printf'
   28 |         printf("%d%d")
      |                       ^
      |                       ;
   29 |         printf("%.16lf\n",Ans/((double)fac*pow(m,n-1)));
      |         ~~~~~~