题解 | 数颜色

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

int main(void) {
    char ch[100005];
    scanf("%s", ch);

    int len = strlen(ch);
    int count_r = 0, count_g = 0, count_b = 0;
    for(int i = 0; i < len; i++){
        if(ch[i] == 'R')  count_r++;
        else if(ch[i] == 'G')  count_g++;
        else  count_b++;
    }
    printf("(%d,%d,%d)", count_r, count_g, count_b);
    return 0;
}