题解 | #大小写转换#
大小写转换
https://www.nowcoder.com/practice/4e089ee8966a4ed4b306f64e68d45264
#include <stdio.h>
int main()
{
int ch = 0;
//EOF -- end of file
while ((ch = getchar()) != EOF)//在这读取输入的值
{
//putchar(ch + 32);
//printf("\n");
printf("%c\n", ch+32);
getchar();//读取\n
}
return 0;
}