PTA 7-39 军事体能成绩统计（升级版）

#include <stdio.h>

typedef struct {
    char name[20];
    char student_id[20];
    char gender;
    int score_800m;
    int score_long_jump;
    int score_exercise;
} Student;

int main() {
    int n;
    scanf("%d", &n);
    
    Student students[n];
    int total_800m = 0, total_long_jump = 0, total_male_exercise = 0, total_female_exercise = 0;
    int count_male = 0, count_female = 0;

    for (int i = 0; i < n; i++) {
        scanf("%s %s %c %d %d %d", students[i].name, students[i].student_id, &students[i].gender,
              &students[i].score_800m, &students[i].score_long_jump, &students[i].score_exercise);
        
        total_800m += students[i].score_800m;
        total_long_jump += students[i].score_long_jump;
        
        if (students[i].gender == 'M') {
            total_male_exercise += students[i].score_exercise;
            count_male++;
        } else {
            total_female_exercise += students[i].score_exercise;
            count_female++;
        }
    }
    
    // 输出平均成绩
    int avg_800m = total_800m / n;
    int avg_long_jump = total_long_jump / n;
    int avg_exercise = (count_male > 0 ? total_male_exercise / count_male : 0);
    int avg_female_exercise = (count_female > 0 ? total_female_exercise / count_female : 0);
    
    printf("%d,%d,%d,%d\n", avg_800m, avg_long_jump, avg_exercise, avg_female_exercise);
    
    // 输出需补考的学生
    for (int i = 0; i < n; i++) {
        if (students[i].score_800m < 60 || students[i].score_long_jump < 60 || students[i].score_exercise < 60) {
            printf("%s,%s,%c\n", students[i].name, students[i].student_id, students[i].gender);
        }
    }

    return 0;
}