c语言 12-3

1、

#include <stdio.h>

typedef struct{
    int x;
    long y;
    double z;
}Assign;

Assign fun(int a, long b, double c)
{
    Assign tmp;
    tmp.x = a;
    tmp.y = b;
    tmp.z = c;
    
    return tmp;
}

int main(void)
{
    int i; long j; double k;
    printf("int i = "); scanf("%d", &i);
    printf("long j = "); scanf("%ld", &j);
    printf("double k = "); scanf("%lf", &k);
    
    Assign result = {8, 80, 8.8};
    result = fun(i, j, k);
    puts("
====================
");
    
    printf("result.x:  %d
", result.x);
    printf("result.y:  %ld
", result.y);
    printf("result.z:  %.2f
", result.z);
    
    return 0; 
}