#include <stdio.h>
void main()
{
char c;
printf("input a character");
c=getchar();
if(c<32)
{
printf("this is a control character\n");
}
else if(c>='0'&&c<='9')
{printf("this is a digit\n");}
else if(c>='A'&&c<='Z')
{printf("this is a capital letter\n");}
else if(c>='a'&&c<='z')
{printf("this is a small letter\n");}
else
{printf("this is an other character\n");}
}
uj5u.com熱心網友回復：
哪位大佬有時間幫忙搞搞，自學c，看了好久解決不了uj5u.com熱心網友回復：
int main() //不要用voiduj5u.com熱心網友回復：
截圖出來看一下
uj5u.com熱心網友回復：
#include <stdio.h>
void main()
{
char c;
printf("input a character");
c=getchar();
if(c<32)
{
printf("this is a control character\n");
}
else if(c>='0'&&c<='9')
{
printf("this is a digit\n");
}
else if(c>='A'&&c<='Z')
{
printf("this is a capital letter\n");
}
else if(c>='a'&&c<='z')
{
printf("this is a small letter\n");
}
else
{
printf("this is an other character\n");
}
}
代碼編譯沒問題。
運行也沒問題。建議樓主找一下其他原因
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