codeclimate/test-reporter

#include <stdio.h>
#include <string.h>

int compute(char* alpha, char* beta) {
    int distance = 0;
    int len = strlen(alpha)<strlen(beta) ? strlen(alpha) : strlen(beta);

    for(int i=0; i<len; i++) {
        if(alpha[i] != beta[i]) {
            distance++;
        }
    }

    return distance;
}

int main() {
    if(compute("", "AAGC") != 0) {
        printf("Test failed");
    }

    if(compute("AGA", "AGC") != 1) {
        printf("Test failed");
    }
}