Question

C编写程序 输入 I am a student 要求输出 I am student 怎么做啊 ？求各位高手。。。。谢谢了。怎么填空？

#include<stdio.h>
void maiin()
{
char str1[81],str2[81],ch;
int i,j=0;
printf("input a string:");
_________________
printf("\n delete?");
ch=getchar();
for(i=0;____________;i++)
if(str1[i]!=ch
str2[________]=str1[i];
else
__________;
str[i-nj]=__________;
puts(str2);
}

Answer 1

1 gets(str1)
2 str1[i]!='\0'
3 str2[i-j]
4 j++
5 str2[i-j]='\0'

Answer 2

0 1 2 3 4 5