C语言，删除字符串中的空格？

Question

如图，哪里错了麻烦指出来谢谢

Answer 1

#include <stdio.h>
int main(int argc, char *argv[])
{
char s[20] = "how are you";
int i, j;
for (i=0,j=0; s[i]!='\0'; i++)
{
if (s[i]!=' ')
{
s[j] = s[i];
printf("%c", s[j]);
j++;
}
}
s[j] = '\0';
printf("\n");
return 0;
}本回答被提问者采纳