#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> PII;
typedef pair<ll, int> PLI;
typedef pair<int, ll> PIL;
#define x first
#define y second
const int N = 2e6 + 20;
const int mod = 998244353;
const int INF = 0x3f3f3f3f;

void solve(){
    string s;
    getline(cin, s);
    stringstream str;
    str << s;
    while(str >> s){
        printf("%c", (char) (s[0] + 'A' - 'a'));
    }
    puts("");
}

int main(){
    int T = 1;
    scanf("%d", &T);
    getchar();
    while(T--){
        solve();
    }
    return 0;
}