Go: package main

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

func getsAsIntArray() (line []int) {
	scanner := bufio.NewScanner(os.Stdin)

	for scanner.Scan() {
		str := scanner.Text()
		if str == "" {
			break
		}
		data, err := strconv.Atoi(str)
		if err != nil {
			break
		}
		line = append(line, data)
	}

	return
}

func main() {

	lines := getsAsIntArray()
	sort.Sort(sort.Reverse(sort.IntSlice(lines)))
	for i, v := range lines {
		if i < 3 {
			fmt.Println(v)
		}
	}
}

C++: #include <cstdio>
#include <queue>
#include <vector>

using namespace std;


int main(){
	priority_queue<int> q;
	int self;
	for(int i=0;i<10;i++){
		scanf("%d",&self);
		q.push(self);
	}
	printf("%d\n",q.top());
	q.pop();
	printf("%d\n",q.top());
	q.pop();
	printf("%d\n",q.top());
	q.pop();
	return 0;
}

C++: #include<iostream>
using namespace std;
main()
{ int  s=0;
  int x[10]={0,0,0,0,0,0,0,0,0,0,0};
  int t[3]={0,0,0};
  for(int i=0;i<0;i++){
    cin>>x[i];
  }

  for(int k=0;k<3;k++){
    for(int j=0;j<10;j++){
      if(t[k]<x[j]){
        s=t[k];
        t[k]=x[j];
        x[j]=s;
       }
     }
  }
  for(int e=0;e<3;e++){
    cout<<t[e]<<endl;
  }
return 0;
}

C++: #include<iostream>
using namespace std;
int main()
{
   int d[10],i,j,tmp;
   for(i=0;i<10;i++)
        cin >> d[10]; 
   for(i=0;i<9;i++)
     {
        for(l=i+1;j<10;j++)
          { 
             if(d[i]<d[j])
                {
                   tmp=d[i];
                   d[i]=d[j];
                   d[j]=tmp;
                }
           }
     }
    for(i=0;i<3;i++)
       cout << d[i] <<endl;
    return 0;
}

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

using namespace std;

int main(void){
	set<int, greater<int> > nums;
	for (int i=0; i<10; ++i){
		int num;
		cin >> num;
		nums.insert(num);
	}
	set<int, greater<int> >::iterator it = nums.begin();
	while (it != nums.end()){
		cout << *it << endl;
		++it;
	}

	return 0;
}

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

int main(int,char**){
	std::vector<int> vec(10);
	for(int i(0);i<10;++i) std::cin >> vec[i];
	std::sort(vec.begin(),vec.end());
	std::cout << vec[9] << std::endl<< vec[8] << std::endl<< vec[7] << std::endl;
	return 0;
}

C++: #include<iostream>
using namespace std;
int main(){
int max[3]={0},a,i;
for(i=0;i<10;i++){
cin>>a;
if(a>max[0]){max[2]=max[1];max[1]=max[0];max[0]=a;}
else if(a>max[1]){max[2]=max[1];max[1]=a;}
else if(a>max[2]){max[2]=a;}}
for(i=0;i<3;i++)cout<<max[i]<<endl;
return 0;}

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

int main()
{
	int h1 = 0, h2 = 0, h3 = 0,n1,n2;
	int hdata[10];
	for (int n = 0; n < 10; n++) {
		cin >> hdata[n];
		if (hdata[n] > h1) {
			h1 = hdata[n];
			n1 = n;
		}
	}
	for (int n = 0; n < 10; n++) {
		if (hdata[n] > h2 && n != n1) {
			h2 = hdata[n];
			n2 = n;
		}
	}
	for (int n = 0; n < 10; n++) {
		if (hdata[n] > h3 && n != n1 && n != n2)
			h3 = hdata[n];
	}

	cout << h1 << endl << h2 << endl << h3 << endl;
}

C++: #include<iostream>
using namespace std;
int main()
{
	int a,mountain[10],j,k;
	for(int i=0;i<10;i++){
		cin>>mountain[i];
	}
	for(j=0;j<10;j++){
		for(k=0;k<10-j;k++){
			if(mountain[k]<mountain[k+1]){
				a=mountain[k];
				mountain[k]=mountain[k+1];
				mountain[k+1]=a;
			}
		}
	}
	cout<<mountain[0]<<"\n"<<mountain[1]<<"\n"<<mountain[2];
	return 0;
}

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

using namespace std;

int data;
int mountain[10];
int i=0;

int main(){
	while(i < 10){
		scanf("%d",&data);
		mountain[i] = data;
		i++;
	}

	sort(mountain, mountain + 10);

	for(int j=0;j<3;j++){
		printf("%d\n",mountain[j]);
	}

    return 0;
}

C++: #include <iostream>
#include <algorithm>
using namespace std;
    
int main(){
	int data,m[10];

	
	for (int j=0;j<=9;j++){
			while(cin >> data){
			if (data<=10000 && data >= 0) {
			m[j]=data;
			break;
		}
			}
	}

for (int j=0;j<=9;j++){
for (int i=0;i<=9;i++){

	if (m[i] <= m[i+1])
		std::swap(m[i],m[i+1]);

}
}
 
for (int i=0;i<=9;i++){
cout <<  m[i] <<'\n';
}

    return 0;
}

C++: #define _USE_MATH_DEFINES

#include <iostream>
#include <string>
#include <iomanip>
#include <cmath>
#include <algorithm>
#include <utility>
#include <vector>
#include <numeric>

using namespace std;

int main()
{
	vector<int> h(10);

	for (int i = 0; i < h.size(); i++)
	{
		cin >> h.at(i);
	}

	sort(h.begin(), h.end());
	reverse(h.begin(), h.end());

	for (int i = 0; i < 3; i++)
	{
		cout << h.at(i) << endl;
	}

}

C++: #include<stdio.h>

int main(){
	int i,h[10];
	for(i=0;i<10;i++){
		scanf("%d",&h[i]);
	}
	int temp=0,j;
	for(j=0;j<10;j++){
		for(i=0;i<9;i++){
			if(h[i]<h[i+1]){
				temp=h[i];
				h[i]=h[i+1];
				h[i+1]=temp;
			}
		}
	}
	for(j=0;j<3;j++){
		printf("%d\n",h[j]);
	}
	return 0;
}

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

int main(void){

	int n=10, h1, h2, h3, h0;
	for (int i=1; i<n; i++){
		cin>>h0;
		if (h0>h1) swap(h0, h1);
		if (h0>h2) swap(h0, h2);
		if (h0>h3) swap(h0, h3);
	}
	cout<<h1<<endl;
	cout<<h2<<endl;
	cout<<h3<<endl;

	return 0;
}

C++: #include <iostream>
#include <queue>
#include <vector>
using namespace std;
 
int main()
{
    priority_queue< int,vector<int>,less<int> > que;
    int in;
 
    for(int i = 0; i < 10; i++){
        cin >> in;
        que.push(in);
    }
 
 
    for(int j = 0; j < 3; j++){
        cout << que.top() << '\n';
        que.pop();
    }
 
    return 0;
}

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

int main()
{
    long long a[10];

    for(int i=0; i<10; i++)     scanf("%lld", &a[i]);

    sort(a, a+10);

    printf("%lld\n%lld\n%lld\n", a[9],a[8], a[7]);

    return 0;
}

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

int main(){
	int nyuryoku,high=0,low=0,middle=0,flag=0;
	
	for(int i=0;i<10;i++){
	cin>>nyuryoku;
	if(flag==0){
	high = nyuryoku;
	flag++;
	}else{
	if(nyuryoku>low){
		if(nyuryoku>middle){
			if(nyuryoku>high){
				high = nyuryoku;
			}else
				middle = nyuryoku
			}else
				low = nyuryoku;
		}
		}
	}
	cout<<high<<endl;
	cout<<middle<<endl;
	cout<<low<<endl;
return 0;
}

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

int main()
{
    int a[1000],i,n;
    n=10;
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[i]);
    }

    sort(a,a+n);

    int j;
    for(j=i-1;j>=7;j--)
    {
        printf("%d\n",a[j]);
    }


    return 0;
}

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

C++: #include <stdio.h>

int main ()
{
    int a[10], i, j, temp, t;
    
    for (i=0; i<10; i++){
        scanf("%d", &a[i]);
    }
    for (i=0; i<10; i++){
        for (j=i+1; j<10; j++){
            if (a[i]<a[j])
            {
                temp = a[i];
                a[i] = a[j];
                a[j] = temp;
            }
        }
    }

        printf("%d\n", a[0]);
        printf("%d\n", a[1]);
        printf("%d\n", a[2]);
    

    return 0;
}

C++: #include <iostream>
#include <cstdio>
#include <vector>
#include <list>
#include <algorithm>
#include <cmath>
#include <stack>
#include <map>
using namespace std;

#define REP(i,n) for(int (i)=0; (i)<(n); (i)++)
#define FOR(i,a,b) for(int (i)=(a); (i)<(b); (i)++)
#define PUSH(n,v) for(int i=0; i<(n); i++) {int j; cin >> j; v.push_back(j);}
#define ALL(v) v.begin(), v.end()
#define print(s) cout << (s) << endl

int main() {
    vector<int> v;
    int n;
    while(cin >> n) {
        v.push_back(n);
    }
    sort(v.begin(), v.end(), greater<int>());
    cout << v[0] << endl;
    cout << v[1] << endl;
    cout << v[2] << endl;
}

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

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