/* talkback.c -- 一个能为你提供信息的对话框 */
#include <stdio.h>
#include <string.h> /* 提供strlen()函数的原型 */
#define DENSITY 62.4 /* 人的密度（单位是：英镑/每立方英尺） */
int main (void)
{
float weight, volume;
int size, letters;
char name [40]; /* name是一个有40个字符的数组 */
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", name, volume);
printf ("Also, your first name has %d letters, \n", letters);
printf ("and we have %d bytes to store it in.\n"，size);
return 0;
}
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gcc >>
015.c: In function ‘main’:
015.c:21:2: error: stray ‘\357’ in program
015.c:21:2: error: stray ‘\274’ in program
015.c:21:2: error: stray ‘\214’ in program
015.c:21:53: error: expected ‘)’ before ‘size’
015.c:21:53: warning: too few arguments for format