C语言字符串实例 C语言转义实例 C语言字符串实例 C语言字符串实例 // talkback.c -- nosy, informative program #include <stdio.h> #include <string.h> // for strlen() prototype #define DENSITY 62.4 // human density in lbs per cu ft int main() { float weight, volume; int size, letters; char name[40]; // name is an array of 40 chars 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", name, volume); printf("Also, your first name has %d letters,\n", letters); printf("and we have %d bytes to store it.\n", size); return 0; } C语言转义实例 C语言字符串实例