Submission #40903692

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
inline int read(){
	int x=0,f=1;char ch=getchar();
	while(ch>'9'||ch<'0'){if(ch=='-')f=0;ch=getchar();}
	while('0'<=ch&&ch<='9'){x=(x<<3)+(x<<1)+(ch^48);ch=getchar();}
	return f?x:-x;
}
inline void write(int x){
	if(x<0)putchar('-'),x=-x;
	if(x>=10)write(x/10);
	putchar(x%10+48);
}
int n,ans=0,p=0,fl=0;
char c[200010];
int main(){
	n=read();
	scanf("%s",c+1);
	for(int i=1;i<=n;i++)
		if(c[i]=='-')fl=1;
	for(int i=1;i<=n;i++)
		if(c[i]=='-')ans=max(ans,i-p-1),p=i;
	ans=max(ans,n-p);
	cout<<(fl*ans==0?-1:ans)<<'\n'; 
	return 0;
} 

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:19:7: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   19 |  scanf("%s",c+1);
      |  ~~~~~^~~~~~~~~~

Judge Result