Submission #2119836

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Source Code Expand

#include <cstdio>

int main(){
	char s[100005], ans=0, i=0;
	scanf("%s", s);
	while(s[i]){
		if(i & 1){
			if(s[i] == 'g')
				++ans;
		}
		else{
			if(s[i] == 'p')
				--ans;
		}
		++i;
	}
	printf("%d\n", ans);
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:5:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%s", s);
                ^

Judge Result