[已解决]大佬们，那两个空填啥啊，填了好几个都运行不了

王力宏本人

#include<stdio.h>
#define counter 5
struct student
{
        int num;
        char name[20];
        float score;
};
struct student stu[counter]={{1,"陈璐",90},{2,"邓琳琳",78},{3,"陈乐",50},{4,"刘浩",85},{5,"章文苗",45}};
void modify(int inNum)
{
        int i;
    struct student *p=&stu[0];
    for(i=0;i<counter;i++,p++)
                 if(p[i].num==inNum)
                 {
           printf("请输入成绩:");
                   scanf("%f",             );
                }
}
int main()
{
    int i,num;
    printf("请输入需要修改成绩的学生学号：");
    scanf("%d",&num);
    modify(num);
    printf("修改后学生成绩如下：\n");
    for(i=0;i<counter;i++)
          printf("%d\t%s\t%.2f\n",stu[i].num,             ,stu[i].score);
    printf("\n");
    return 0;
}

最佳答案

月排行榜 / 总排行榜

傻眼貓咪

2021-12-21 20:01:49

#include <stdio.h>
#define counter 5

struct student{
    int num;
    char name[20];
    float score;
};

struct student stu[counter] = {{1, "陈璐", 90}, {2, "邓琳琳", 78}, {3, "陈乐", 50}, {4, "刘浩", 85}, {5, "章文苗", 45}};

void modify(int inNum){
    int i;
    struct student *p = &stu[0];
    for(i = 0; i < counter; i++, p++)
    if(p[i].num==inNum){
        printf("请输入成绩:");
        scanf("%f", &p[i].score);
    }
}

int main(){
    int i, num;
    printf("请输入需要修改成绩的学生学号：");
    scanf("%d", &num);
    modify(num);
    printf("修改后学生成绩如下：\n");
    for(i = 0; i < counter; i++)
    printf("%d\t%s\t%.2f\n", stu[i].num, stu[i].name, stu[i].score);
    printf("\n");
    return 0;
}

跳转到最佳答案楼层

傻眼貓咪

#include <stdio.h>
#define counter 5

struct student{
    int num;
    char name[20];
    float score;
};

struct student stu[counter] = {{1, "陈璐", 90}, {2, "邓琳琳", 78}, {3, "陈乐", 50}, {4, "刘浩", 85}, {5, "章文苗", 45}};

void modify(int inNum){
    int i;
    struct student *p = &stu[0];
    for(i = 0; i < counter; i++, p++)
    if(p[i].num==inNum){
        printf("请输入成绩:");
        scanf("%f", &p[i].score);
    }
}

int main(){
    int i, num;
    printf("请输入需要修改成绩的学生学号：");
    scanf("%d", &num);
    modify(num);
    printf("修改后学生成绩如下：\n");
    for(i = 0; i < counter; i++)
    printf("%d\t%s\t%.2f\n", stu[i].num, stu[i].name, stu[i].score);
    printf("\n");
    return 0;
}

jhq999

&p[i].score
p[i].name