Submission #1231675

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Source Code Expand

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

char S[100010];
int ans = 0;

int main()
{
    scanf("%s",S);
    char mem = 0;
    for(int i = 0; i < strlen(S); i++)
    {
        if(mem != S[i])
        {
            ans++;
            mem = S[i];
        }
    }
    printf("%d\n",ans - 1);
    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:9:18: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s",S);
                  ^

Judge Result