22 lines
619 B
C
22 lines
619 B
C
// 演示与用户交互
|
|
#include <stdio.h>
|
|
#include <string.h> //strlen()函数原型
|
|
#define DENSITY 62.4 //人体密度
|
|
int main(void)
|
|
{
|
|
float weight, volume;
|
|
int size, letters;
|
|
char name[40]; //一个可容纳40字符的数组
|
|
|
|
printf("Hi! What's your first name?\n");
|
|
scanf("%s", name);
|
|
printf("%s, what's your weight in pounds?\n",name);
|
|
scanf("%f", &weight);
|
|
size = sizeof name;
|
|
letters = strlen(name);
|
|
volume = weight / DENSITY;
|
|
printf("Well, %s, your volume is %2.2f cubic feet.\n", letters);
|
|
printf("and we have %d bytes to store it.\n", size);
|
|
|
|
return 0;
|
|
} |