PAT乙级1043. 输出PATest（C语言）

PAT乙级真题题解目录

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#include 
#include 

typedef struct {
    char c;
    int cnt;
} alpha;
int main() {
    alpha ch[6];//存储P、A、T、e、s、t字符
    ch[0].c = 'P', ch[1].c = 'A', ch[2].c = 'T', ch[3].c = 'e', ch[4].c = 's', ch[5].c = 't';
    char str[10001];
    scanf("%s", str);
    for (int i = 0; i < strlen(str); i++) {//统计6种字符的数量
        for (int j = 0; j < 6; j++) {
            if (str[i] == ch[j].c) {
                ch[j].cnt++;
                break;
            }
        }
    }
    int sum;
    do {
        sum = 0;
        for (int i = 0; i < 6; i++) { //顺序输出 PATest 
            if (ch[i].cnt > 0) {
                printf("%c", ch[i].c);
                ch[i].cnt--;
            }
            sum += ch[i].cnt;
        }
    } while (sum > 0); 
    return 0;
}