hdu 1161

#include<stdio.h>int main(){int i;char str[200];while(gets(str)){for(i=0;str[i]!='/0';i++){if(str[i]>='A'&&str[i]<='Z')str[i]+=32;}for(i=0;str[i]!='/0';i++){printf("%c",str[i]);}printf("/n");}}