Submission #929804

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Source Code Expand

#include<stdio.h>
int main() {
    char input;
    char at = 'g';
    int sum = 0;
    while ( (input = getchar()) != '\n' ) {
        if ( at == 'g' && input == 'p' ) {
            sum --;
        } else if ( at == 'p' && input == 'g' ) {
            sum ++;
        }
        
        if ( at == 'g' ){
            at = 'p';
        } else if ( at == 'p' ) {
            at = 'g';
        }
    }
    printf("%d\n", sum);
    return 0;
}

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