Submission #46559715

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define int long long
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<<1)+
(x<<3)+(ch^48);ch=getchar();}return x*f;}
#define Z(x) (x)*(x)
#define pb push_back
//#define M
//#define mo
//#define N
int n, m, i, j, k, T;
int ans, c[15], d[15]; 
char s[15]; 

void calc(int x) {
	int i, y=x; 
//	if(x==324) printf("-----\n"); 
	memcpy(d, c, sizeof(c)); 
	for(i=1; i<=n || x; ++i) {
		d[x%10]--; 
//		if(y==283024) printf("%d\n", x%10); 
		if(d[x%10]<0) return ; 
		x/=10; 
	}
//	printf("%lld\n", y); 
	++ans; 
}

signed main()
{
//	freopen("in.txt", "r", stdin);
//	freopen("out.txt", "w", stdout);
//	srand(time(NULL));
//	T=read();
//	while(T--) {
//
//	}
	n=read(); 
	scanf("%s", s+1); 
	for(i=1; i<=n; ++i) c[s[i]-'0']++; 
//	for(i=0; i<10; ++i) printf("%d ", c[i]); printf("\n"); 
	for(i=0; i<=1e7; ++i) {
		k=i*i; 
		calc(k); 
	}
	cout<<ans; 
	return 0;
}

Submission Info

Compile Error

Main.cpp: In function ‘void calc(long long int)’:
Main.cpp:18:16: warning: unused variable ‘y’ [-Wunused-variable]
   18 |         int i, y=x;
      |                ^
Main.cpp: In function ‘int main()’:
Main.cpp:41:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   41 |         scanf("%s", s+1);
      |         ~~~~~^~~~~~~~~~~

Judge Result