练习九
#define _CRT_SECURE_NO_WARNINGS\\计算年龄
#include<stdio.h>
#include<stdlib.h>
int main(){
int y0, m0, d0;
printf("请输入你的出生年月日:\n");
scanf("%d%d%d", &y0, &m0, &d0);
printf("这个人的生日是%d年%d月%d日\n", y0, m0, d0);
int y1, m1, d1;
printf("请输入现在的日期:");
scanf("%d%d%d", &y1, &m1, &d1);
int age;
age = y1 - y0;
if (m1 - m0> 6){
age = age + 1;
}
printf("这个人的年龄是%d", age);
system("pause");
return 0;
}
#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<stdlib.h>//编写一个程序求出它们的商和余数
int main(){
int i,j;
printf("请输入两个数字:");
scanf("%d%d", &i,&j);
int a;
a = i / j;
int b;
b = i%j;
printf("a=%d\nb=%d\n", a, b);
system("pause");
return 0;
}
#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>
#include<stdlib.h>
int main(){
double a, b, c;
printf("输入三个两位小数的数:");
scanf("%lf%lf%lf", &a, &b, &c);
double d;
d = (a + b + c) / 3;
printf("d=%lf\n", d);
system("pause");
return 0;
}
#define _CRT_SECURE_NO_WARNINGS
#include<stdio.h>\\交换三个数
#include<stdlib.h>
void main(){
int a, b, c;
printf("请输入三个数子:");
scanf("%d%d%d", &a,&b,&c);
printf("a=%d,b=%d,c=%d\n", a, b, c);
int n; int m; int t;
n = a; m = b; t = c;
a = b; b = c; c = a;
b = n; c = m; a = t;
printf("a=%d,b=%d,c=%d", a, b, c);
system("pause");
return 0;
}

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