#include <stdio.h> #define MAXN 10 struct student { int num; char name[20]; int score; char grade; }; int set_grade(struct student *p, int n); int main() { struct student stu[MAXN], *ptr; int n, i, count; ptr = stu; scanf("%d\n", &n); for (i = 0; i < n; i++) { scanf("%d%s%d", &stu[i].num, stu[i].name, &stu[i].score); } count = set_grade(ptr, n); printf("The count for failed (<60): %d\n", count); printf("The grades:\n"); for (i = 0; i < n; i++) printf("%d %s %c\n", stu[i].num, stu[i].name, stu[i].grade); system("pause"); return 0; } /* 你的代码将被嵌在这里 */ int set_grade(struct student *p, int n) { int count = 0; for (int i = 0; i < n; i++) { if (p[i].score >= 85 && p[i].score <= 100) p[i].grade = 'A'; if (p[i].score >= 70 && p[i].score <= 84) p[i].grade = 'B'; if (p[i].score >= 60 && p[i].score <= 69) p[i].grade = 'C'; if(p[i].score >= 0 && p[i].score <= 59) { p[i].grade = 'D'; count++; } } return count; }