Go: package main

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

var maxint = 10000
var scanner = bufio.NewScanner(os.Stdin)

func nextInt() (int, error) {
	scanner.Scan()
	return strconv.Atoi(scanner.Text())
}

func main() {
	scanner.Split(bufio.ScanWords)
	arr := make([]int, 10)
	for i := range arr {
		n, _ := nextInt()
		arr[i] = n
	}

	sort.Slice(arr, func(i, j int) bool {
		return arr[i] >= arr[j]
	})

	arrStr := fmt.Sprintf("%+v", arr[0:3])
	arrStr = arrStr[1:(len(arrStr) - 1)]
	arrStr = strings.Replace(arrStr, " ", "\n", -1)
	fmt.Println(arrStr)
}

C++: #include<iostream>
using namespace std;
int main() {
	typedef unsigned short int mew;
	mew mountain[10];
	for (int i = 0; i < 10; i++) {
		cin >> mountain[i];
	}

	mew taller[3];
	mew a, b, c;

	a = mountain[0];
	b = mountain[1];
	c = mountain[2];

	for (int y = 3; y <= 9; y++) {
		if (a <= b) {
			if (a <= c) {
				if (a < mountain[y]) {
					a = mountain[y];
				}
			}
			else {
				if (c < mountain[y]) {
					c = mountain[y];
				}
			}
		}
		else if (b <= c)
		{
			if (b < mountain[y]) {
				b = mountain[y];
			}
		}
	}

	//biggest->taller[0],bigger->taller[1],taller[2]
	{
		if (a >= b&&a >= c)
		{
			taller[0] = a;
			if (b >= c)
			{
				taller[1] = b;
				taller[2] = c;
			}
			else {
				taller[1] = c;
				taller[2] = b;
			}
		}
		if (b >= a&&b >= c)
		{
			taller[0] = b;
			if (a >= c)
			{
				taller[1] = a;
				taller[2] = c;
			}
			else {
				taller[1] = c;
				taller[2] = a;
			}
		}
		if (c >= b&&c >= a)
		{
			taller[0] = c;
			if (b >= a)
			{
				taller[1] = b;
				taller[2] = a;
			}
			else {
				taller[1] = a;
				taller[2] = b;
			}
		}
	}

	cout << taller[0] << endl;
	cout << taller[1] << endl;
	cout << taller[2] << endl;

	char c_;
	cin >> c_;

	return 0;
}

C++: #include<iostream>
#include<algorithm>
using namespace std;
int main()
{
    int a[10],i;
    for(i=0;i<10;i++)cin>>a[i];
    sort(a,a+10);
    for(i=9;i>6;i--)cout<<a[i]<<endl;
    return 0;
}

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

int main(){
  int a[10];
  for(int i=0; i<10; i++ )
  cin >> a[i] ;
  sort(a,a+10,greater<int>());
  for(int i=0; i<3; i++ )
  cout << a[i]<<endl;
return 0;
}

C++: #include <iostream>
#include <algorithm>
using namespace std;
int main()
{
int h[10];
for(int i = 0; i < 10; i++) cin >> h[i];
sort(h, h+10);
for(int i = 9; i > 6; i--) cout << h[i] << endl;
return 0;
}

C++: #include<bits/stdc++.h>
#define LL  long long int
using namespace std;
LL a[100000];

int main()
{
    LL k,i;
    k = 10;
    for(i=0;i<k;i++)
        cin>>a[i];
    sort(a,a+k);
    for(i=k-1;i>=k-3;i--)
        cout<<a[i]<<endl;
    return 0;
}

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

using LL = long long; using ll = LL;
using PII = pair<int, int>; using pii = PII;
using PLL = pair<LL, LL>; using pll = PLL;
using VI = vector<int>; using VL = vector<LL>;
#define FOR(i,s,t) for(int i =s; i < t;i++)
#define SZ(a) (int)a.size()
#define ALL(a) a.begin(),a.end()

void solve() {
	int N = 10;
	priority_queue<int>pq;
	FOR(i, 0, N) {
		int a; cin >> a;
		pq.push(a);
	}
	FOR(i, 0, 3) {
		cout << pq.top() << endl;
		pq.pop();
	}


}

int main() {
	cin.tie(0);
	ios_base::sync_with_stdio(false);

	solve();

	return 0;
}

C++: #include <iostream>

using namespace std;
int data[11];
int temp;
int main()
{
    cout << "Input 10 Data(value = 1-10000): " << endl;
    for(int a = 0;a<10;a++)
    {
        cin >> data[a];
        if(data[a]<0||data[a]>10000)return 0;
    }

    for(int x=0;x<10;x++)
    {
        for(int y=0;y<10;y++)
        {
            if(data[y]<data[y+1])
            {
                temp = data[y];
                data[y] = data[y+1];
                data[y+1] = temp;
            }
        }
    }
    cout << data[0] << endl;
    cout << data[1] << endl;
    cout << data[2] << endl;
}

C++: #include <iostream>
#include <algorithm>
using namespace std;
int main() {
	int m[10];
	for (int i = 0; i < 10; i++)
		cin >> m[i];
	sort(m, m + 10);
	cout << m[9] << endl << m[8] << endl << m[7] << endl;
}

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

int main(){
	int i,j,iDate[10],hight[10];
	for(i=0;i<=9;++i){
		cin >> iDate[i];
		hight[i]=0;
	}
	for(i=0;i<=9;++i){
		for(j=0;j<=3;++j){
			if (iDate[i]>hight[j]){
				hight[j+2]=hight[j+1];
				hight[j+1]=hight[j];
				hight[j]=iDate[i];
				break;
			}
		}
	}
	for(i=0;i<=2;++i){
		cout << hight[i] << endl;
	}
	return 0;
}

C++: #include <vector>
#include <algorithm>
#include <iostream>

using namespace std;

int main()
{
	int mt[10];
	for(int i=0;i<10;i++)
	 cin >> mt[i];
	sort(mt,mt+10,greater<int>());
	for(int i=0;i<3;i++)
		cout << mt[i] << endl;
}

C++: //
//  main.cpp
//  sanpie
//
//  Created by h3037178 on 2017/07/28.
//  Copyright ?? 2017??´ ?????£?????????. All rights reserved.
//

#include <iostream>
#include <algorithm>
using namespace std;
int main(){
    int i[10];
    for(int o=1;o<=10;o++){
        cin>>i[o];
    }
    sort(i,i+10);
    cout<<i[9]<<endl<<i[8]<<endl<<i[7]<<endl;
}

C++: #include<iostream>
#include<algorithm>
#include<set>
#include<map>
#include<vector>
#include<queue>
#include<cstring>
#include<cmath>
#include<cstdio>
#include<cstdlib>
using namespace std;
#define REP(i,a,n) for(int i = a ; i < n ; i++)
#define rep(i,n) REP(i,0,n)

typedef long long ll;

int main(){
  vector<int> v(10);
  rep(i,10) cin>>v[i];
  sort(v.rbegin(),v.rend());
  rep(i,3) cout<<v[i]<<endl;
}

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

int main(void){
    int a,b=0,c=0,d=0;
    for(int i=0;i<10;i++){
        cin>>a;
        if(b<a){
            swap(b,a);
        }
        if(c<a){
            swap(c,a);
        }
        if(d<a){
            swap(d,a);
        }
    }
    cout<<b<<endl<<c<<endl<<d<<endl;
}

C++: #include<bits/stdc++.h>
using namespace std;
int main()
{
	int a[10];
	for(int b=0;b<10;b++)
	cin>>a[b];
	for(int i=0;i<90000000;i++)sort(a,a+10);
	for(int c =9;c>=7;c--)
	cout<<a[c]<<endl;
	}

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

int main(){
int a[10];
for(int i=0;i<10;i++)cin >> a[i];
sort(a,a+10);
for(int i=9;i>6;i--)cout << a[i] << endl;
}

C++: #include <stdio.h>

int main(void)
{
	int       i = 0;
	int buf[10] = { 0 };
	int top3[3] = { 0 };
	while(i < 10) {
		scanf("%d",&buf[i]);
		if(10000 < buf[i] ||
		   0     > buf[i]) {
			continue;
		}
		i++;
	}
	
	for(i = 0; i < 10; i++) {
		if(buf[i] > top3[2]) {
			if(buf[i] > top3[1]){
				if(buf[i] > top3[0]){
						top3[2] = top3[1];
						top3[1] = top3[0];
						top3[0] = buf[i];
				}
				else{
					top3[2] = top3[1];
					top3[1] = buf[i];
				}
			}
			else {
				top3[2] = buf[i];
			}
		}
	}
	printf("%d\n%d\n%d\n", top3[0],top3[1],top3[2]);
	return 0;
}

C++: #include <iostream>
#include <cstdio>
#include <cstdlib>
#include <math.h>
#include <vector>
#include <queue>
#include <algorithm>
#include <iterator>
#include <sstream>
#include <string>
using namespace std;
#define rep(I,N) for(int I = 0; I < (int)(N); I++)
#define FIN(V) cout<<V<<endl
#define pb push_back
#define INF (1 << 30)
typedef pair<int, int> P;
typedef long long ll;
typedef priority_queue<int> pq;

int main(void){
	pq que;
	rep(i, 10){
		int a;
		cin >> a;
		que.push(a);
	}
	rep(i, 3){
		int x = que.top();
		que.pop();
		cout << x << endl;
	}
	return 0;	
}

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

int main() {
	multiset<int, greater<int>> ms; int temp;
	for (int i = 0; i < 10; i++) { cin >> temp; ms.insert(temp); }
	auto itr = ms.begin();
	for (int i = 0; i < 3; i++) { cout << *itr << endl; itr++; }
	return 0;
}

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

int main(){
        int i;
        int high[10];
        for(i = 0; i < 10; i++){
                high[i] << cin;
        }
        partial_sort(high, high + 3, greater<int>());
        cout << high[0] << endl
                << hiht[1] << endl
                << high[2] << endl;y
        return 0;
}