Submission #3226634

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Source Code Expand

#include<bits/stdc++.h>
#define N 100005
using namespace std;
char s[N];
int n,delta=0,ans=0;
bool col[N];
int main(){
	scanf("%s",s+1),n=strlen(s+1);
	for(int i=1;i<=n;++i)col[i]=(s[i]=='p');
	for(int i=1;i<=n;++i){
		if(delta<=0)++delta,ans-=col[i];
		else --delta,ans+=(!col[i]);
	}
	cout<<ans;
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s",s+1),n=strlen(s+1);
                               ^

Judge Result