#include<iostream> #include<cstring> #include<string> using namespace std; int main(){ int n; cin>>n; char s[101]; for(int i=0;i<n;i++){ cin>>s; if(s[0]>='a'&&s[0]<='z') s[0]-=32; for(int j=1;j<=strlen(s);j++) if(s[j]>='A'&&s[j]<='Z') s[j]+=32; cout<<s<<endl; }return 0; }