Go: package main

import (
	"bufio"
	"fmt"
	"os"
	"strings"
)

var sc = bufio.NewScanner(os.Stdin)

func main() {
	sc.Scan()
	fmt.Println(strings.ToUpper(sc.Text()))
}

C++: #include <iostream>
#include <algorithm>
#include <cctype>
#include <cstdio>
#include <math.h>
using namespace std;
&#160;
int main(){
&#160;
char ch;
&#160;
while(1){
&#160;&#160;&#160;&#160;scanf("%c", &ch);
&#160;&#160;&#160;&#160;if ( ch == '\n' ) break;
&#160;&#160;&#160;&#160;char d=toupper(ch);
&#160;&#160;&#160;&#160;cout<<d;
}
&#160;&#160;&#160;&#160;cout<<endl;
}

C++: #include<iostream>
#include<algorithm>
#include<cctype>
#include<cstring>
#include<cstdlib>
#include<vector>
#include<string>
using namespace std;
#define REP(i, j) for(int i = 0; i < j; i++)
#define FOR(i, j, k) for(int i = j; i < k; i++)

int main(){
    string str;
    getline(cin, str);
    REP(i, str.length()) cout <<(char)(toupper(str[i]));
    cout <<endl;
    return 0;
}

C++: #import<cstdio>
int main(){for(int c;~(c=getchar());putchar(c>96?c-32:c));}

C++: #define scanf_s scanf
#define gets_s gets
#include <stdio.h>
#include <string>
#include <iostream>
#include <math.h>
using namespace std;
#define MAX 201
#define _MAX 100
#define ABC 26
int main(void)
{
	int n;
	char str[MAX];
	long long int ans = 1;
	gets_s(str);
	for (int i = 0; str[i] != '\0'; ++i) {
		if ('a' <= str[i] && str[i] <= 'z') {
			str[i] = str[i] - 'a' + 'A';
		}
	}
	printf("%s\n", str);
}

C++: #include <iostream>
#include <cstdio>
using namespace std;

int main(){
  int i = 0;
  char str[100000];
  
  fgets(str, 100000, stdin);

  while(str[i] != '\n'){
    if('a' <= str[i] && str[i] <= 'z'){
      str[i] = str[i] - 'a' + 65;
    }
    i++;
  }
  
  cout << str << flush;

  return 0;
}

C++: #include <iostream>
#include <string>
using namespace std;

int main(void) {
	int k=0;
	string str;
	while (cin >> str) {
		if (k != 0) cout << " ";
		k++;
		for (int i = 0; i < str.length(); i++) {
			if ('a' <= str[i] && str[i] <= 'z') str[i]+='A'-'a';
		}
		cout << str;
	}
	cout << endl;
	return 0;
}

C++: #include <iostream>
#include <cstdlib>
#include <string>
using namespace std;

int main()
{
    string str;
    getline(cin,str);
    for (int i=0; i<str.length(); i++) {
        str[i]=toupper(str[i]);
    }
    cout << str << endl;
    return 0;
}

C++: #include <iostream>
#include <algorithm>
using namespace std;

int main() {
    string line;
    getline(cin, line);
    transform(line.begin(), line.end(), line.begin(), ::toupper);
    cout << line << endl;
    return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;

int n, s;

int Comb(int N, int start, int s)
{
	int ret = 0;

	if (s < 0)
		return 0;

	if (N == n)
		if (start == s)
			return 1;
		else
			return 0;

	for (int i = start + 1; i <= 9; ++i)
		ret += Comb(N + 1, i, s - start);
	return ret;
}

int main(){

	vector<int> RET;
	while (cin >> n >> s && (n != 0 || s != 0))
	{
		int ret = 0;
		for (int i = 0; i <= 9; ++i)
			ret += Comb(1, i, s);
		RET.push_back(ret);
	}
	for (int i = 0; i < RET.size(); i++) {
		cout << RET[i] << endl;
	}
	return 0;
}

C++: //include
//------------------------------------------
#include <vector>
#include <list>
#include <map>
#include <set>
#include <deque>
#include <stack>
#include <bitset>
#include <algorithm>
#include <functional>
#include <numeric>
#include <utility>
#include <sstream>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <cctype>
#include <string>
#include <cstring>
#include <ctime>

using namespace std;

//conversion
//------------------------------------------
inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;}
template<class T> inline string toString(T x) {ostringstream sout;sout<<x;return sout.str();}

//math
//-------------------------------------------
template<class T> inline T sqr(T x) {return x*x;}

//typedef
//------------------------------------------
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef long long LL;
typedef unsigned long long ULL;

//container util
//------------------------------------------
#define ALL(a)  (a).begin(),(a).end()
#define RALL(a) (a).rbegin(), (a).rend()
#define PB push_back
#define MP make_pair
#define SZ(a) int((a).size())
#define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i)
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define SORT(c) sort((c).begin(),(c).end())

//repetition
//------------------------------------------
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)

//constant
//--------------------------------------------
const double EPS = 1e-10;
const double PI  = acos(-1.0);

//clear memory
#define CLR(a) memset((a), 0 ,sizeof(a))

//debug
#define dump(x)  cerr << #x << " = " << (x) << endl;
#define debug(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;

int main() {
  string str;

  getline(cin, str);


  REP(i, str.size()) {
    if(str[i] >= 'a' && str[i] <= 'z') cout << (char)(str[i]+('A'-'a'));
    else cout << str[i];
  }
  cout << endl;
}

C++: #include<iostream>
#include<string>

using namespace std;

int main(){
	string str;
	getline(cin,str);
	for(int i=0;i<str.size();i++){
		if('a'<=str[i]&&str[i]<='z')
			str[i]-=32;
	}

	cout<<str<<endl;
	return 0;
}

C++: #include <iostream>
#include <cstdio>
#include <cstring>
using namespace std;

int main(){
  int i = 0;
  char str[129], str2[129];
  
  fgets(str, 128, stdin);

  while(1){
    if(str[i] == '.'){
      str2[i] = '.';
    }else if(str[i] == ' '){
      str2[i] = ' ';
    }else if(str[i] == '\n'){
      break;
    }else{
      str2[i] = str[i] - 'a' + 65;
    }

    i++;
  }
  
  cout << str2 << endl;

  return 0;
}

C++: #define _CRT_SECURE_NO_WARNINGS
#define _USE_MATH_DEFINES

#include "bits/stdc++.h"
#define REP(i,a,b) for(int i=a;i<b;++i)
#define rep(i,n) REP(i,0,n)
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
#define ALL(a) begin(a),end(a)
#define ifnot(a) if(not (a))
#define dump(x)  cerr << #x << " = " << (x) << endl
using namespace std;

// #define int ll
#ifdef _MSC_VER
const bool test = true;
#else 
const bool test = false;
#endif

int dx[] = { 0,1,0,-1 };
int dy[] = { 1,0,-1,0 };
#define INF (1 << 28)
ull mod = (int)1e9 + 7;
//.....................
const int MAX = (int)2e5 + 5;

string s;

int main() {
	while (getline(cin,s)) {
		for (auto c : s) cout << (char)toupper(c);
		cout << endl;
	}
	return 0;
}

C++: #include <iostream>
#include <cctype>
#include <cstdio>
using namespace std;
int main(){
	char c;
	while(cin >> c){
		if(islower(c)) c = toupper(c);
		cout << c;
	}
	cout << endl;
}

C++: #include<bits/stdc++.h>
#define rep(i,n)for(int i=0;i<n;i++)
using namespace std;
typedef long long ll;
typedef pair<int, int>P;

int main() {
	string s; getline(cin, s);
	transform(s.begin(), s.end(), s.begin(), ::toupper);
	cout << s << endl;
	return 0;
}

C++: #include<iostream>
#include<string>
using namespace std;

int main(){
	string in;
	getline(cin,in);
	for(int i=0;i<in.size();i++){
		in[i]=toupper(in[i]);
	}
	cout<<in<<endl;
}

C++: #include<iostream>
using namespace std;
int main(){
  string s;
  getline(cin, s);
  for(int i=0; i<s.size(); i++)
    if(s[i] >= 'a' && s[i] <= 'z')
      s[i]+='A'-'a';
  cout <<s<<endl;
  return 0;
}

C++: #include <stdio.h>

int main(void){
	char buff[8192];
	char *p;

	scanf("%s",buff);
	p=buff;
	while(*p!='\0'){
		*p=toupper(*p);
		p++;
	}
	printf("%s\n",buff);
}

C++: #include <iostream>

std::string str;

int main() {
    getline(std::cin, str);

    for(char c : str) {
        if(c == '\n') continue;
        if(c >= 'a' && c <= 'z') {
            char upper = (c - 'a') + 'A';
            std::cout << upper;
        } else {
            std::cout << c;
        }
    }
}