1 #include <stdio.h> 2 #include <stdlib.h> 3 4 struct student{ 5 int num; 6 char str[20]; 7 double dec; 8 }; 9 10 11 int main(){ 12 13 int n; 14 struct student stu[10]; 15 16 scanf("%d", &n); 17 for(int i = 0; i < n; ++i){ 18 scanf("%d%s%lf", &stu[i].num, stu[i].str, &stu[i].dec); 19 } 20 21 printf("%d\n", n); 22 for(int i = 0; i < n; ++i){ 23 printf("%d %s %lf\n", stu[i].num, stu[i].str, stu[i].dec); 24 } 25 return 0; 26 } 27 /* 28 3 29 20 字符串0 20.02 30 21 字符串1 21.12 31 22 字符串2 22.22 32 */