Go: package main

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

var scanner = bufio.NewScanner(os.Stdin)

func nextString() string {
	scanner.Scan()
	return scanner.Text()
}

func nextInt() int {
	n, err := strconv.Atoi(nextString())
	if err != nil {
		fmt.Printf("strconv.Atoi failed: %v\n", err)
	}
	return n
}

func main() {
	scanner.Split(bufio.ScanWords)

	nQueries := nextInt()
	for i := 0; i < nQueries; i++ {
		lengths := []int{nextInt(), nextInt(), nextInt()}
		sort.Slice(lengths, func(i, j int) bool { return lengths[i] > lengths[j] })
		if math.Pow(float64(lengths[0]), 2) == math.Pow(float64(lengths[1]), 2)+math.Pow(float64(lengths[2]), 2) {
			fmt.Println("YES")
		} else {
			fmt.Println("NO")
		}
	}
}

C++: #include<bits/stdc++.h>
using namespace std;
int main(void){
    int n;
    int n1,n2,n3;
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>n1>>n2>>n3;
        if(n1*n1==n2*n2+n3*n3){
            cout<<"YES"<<endl;
        }else if(n2*n2==n1*n1+n3*n3){
            cout<<"YES"<<endl;
        }else if(n3*n3==n1*n1+n2*n2){
            cout<<"YES"<<endl;
        }else{
            cout<<"NO"<<endl;
        }
    }
    return 0;
}

C++: #include<stdio.h>
#include<math.h>
int main(void)
{
	int k[10０0][3],ct;
	int mem;
	scanf("%d",&ct);
	for(int f1=0;f1<ct;f1++){
		scanf("%d %d %d",&k[f1][0],&k[f1][1],&k[f1][2]);
	}
	for(int f=0;f<ct;f++){
		for(int f1=0;f1<3;f1++){
			for(int f2=0;f2<3;f2++){
				if(k[f][f1]>k[f][f2]){
					mem=k[f][f1];
					k[f][f1]=k[f][f2];
					k[f][f2]=mem;
				}
			}
		}
	}
	for(int f1=0;f1<ct;f1++){
		if(pow((double)k[f1][0],2)==pow((double)k[f1][1],2)+pow((double)k[f1][2],2)){
			printf("YES\n");
		}
		else{
			printf("NO\n");
		}
	}
	return 0;
}

C++: #include <stdio.h>

int main(void)
{
	int a,b,c;
	int i;
	
	scanf("%d %d %d",&a,&b,&c);
	
	if(0.0 == (double)(a*a + b*b - c*c)/(2*a*b))
	{
		printf("YES\n");
	}
	else if(0.0 == (double)(b*b + c*c - a*a)/(2*b*c))
	{
		printf("YES\n");
	}
	else if(0.0 == (double)(c*c + a*a - b*b)/(2*c*a))
	{
		printf("YES\n");
	}
	else
	{
		printf("NO\n");
	}
	
	return 0;
}

C++: #include <iostream>

char detClass(int pm, int pe, int pj)
{
	
	int mean = pm + pe + pj;
	if((pm == 100) | (pe == 100) | (pj == 100)) {
		return 'A';
	} else if( (pm + pe) >= 180) {
		return 'A';
	} else if( mean >= 240) {
		return 'A';
	} else if( mean >= 210) {
		return 'B';
	} else if( (mean >= 150) && ((pm >= 80) | (pe >= 80))) {
		return 'B';
	} else {
		return 'C';
	}
}

int main()
{
	int n, pm, pe, pj = 0;
	
	while(true) {
		std::cin >> n;
		if(n == 0) {
			break;
		}
		for(int i = 0; i < n; i++) {
			std::cin >> pm >> pe >> pj;
			std::cout << detClass(pm,pe,pj) << std::endl;
		}
	}
	return 0;	
}

C++: #include<iostream>
using namespace std;
int main(){
    int n,a,b,c,i,j;
    cin>>n;
    for(i=0;i<n;i++){
        cin>>a>>b>>c;
        if(a>1000||b>1000||c>1000){
            break;
        }
        if(b*b+a*a-c*c==0){
            cout<<"Yes"<<endl;
        }
        else{
            cout<<"No"<<endl;
        }
    }
    return 0;
}

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

int n;
int edge[3];

int main() {
	std::cin >> n;
	for (int i = 0; i < n; ++i) {
		for (int j = 0; j < 3; ++j)
			std::cin >> edge[i];
		std::sort(edge, edge + 3);

		if (edge[2] * edge[2] == edge[0] * edge[0] + edge[1] * edge[1])
			std::cout << "YES" << std::endl;
		else
			std::cout << "NO" << std::endl;
	}
		return 0;
}

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

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;
    cin>>n;
    for(int i=0; i<n; i++){
        int a, b, c;
        cin>>a>>b>>c;
        if(a>b) swap(a, b);
        if(b>c) swap(b, c);
        if(a*a+b*b==c*c) cout<<"YES\n";
        else cout<<"NO\n";
    }
    return 0;
}

C++: #include <bits/stdc++.h>

using namespace std;


#define REP(i,n) for(ll i=0;i<n;++i)
#define RREP(i,n) for(ll i=n-1;i>=0;--i)
#define FOR(i,m,n) for(ll i=m;i<n;++i)
#define RFOR(i,m,n) for(ll i=n-1;i>=m;--i)
#define ALL(v) (v).begin(),v).end()

#define PB(a) push_back(a)
#define MOD 1000000007

typedef long long ll;
typedef pair<int,int> pii;
typedef vector<int> VI;
typedef vector<VI> VVI;
const double PI = 3.14159265358979323846;
const double EPS = 1e-12;
const int INF = numeric_limits<int>::max() / 2;
const int NEG_INF = numeric_limits<int>::min() / 2;

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

  int n;cin>>n;
  std::vector<int> v(3);
  for(int i=0;i<3;i++) cin>>v[i];
  sort(v.begin(),v.end());
  if(v[0]+v[1]>v[2]) cout<<"YES"<<endl;
  else cout<<"NO"<<endl;
  return 0;
}

C++: #include<iostream>
int main(){
	using namespace std;
	int j,n,leng[1000];
	cin>>n;
	for(int i=0;i<n;++i){
		cin>>leng[3*i]>>leng[(3*i)+1]>>leng[(3*i)+2];
		for(int a=0;a<3;++a)
        for(int b=a+1;b<3;++b)
            if(leng[(3*i)+a]>leng[(3*i)+b])j=leng[(3*i)+a],leng[(3*i)+a]=leng[(3*i)+b],leng[(3*i)+b]=j;

	}

	for(int i=0;i<n;++i){
		if((leng[3*i]^2)+(leng[(3*i)+1]^2) == (leng[(3*i)+2]^2))cout<<"YES"<<endl;
		else cout<<"NO"<<endl;
	}
		return 0;
}

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

int main() {

//変数の宣言

	vector<int> a;
	int i,j,n,temp;


/////メイン処理/////

	cin >> n;
	
	for(j=0;j<n;j++){ 
//入力
		for(i=0;i<3;i++){
			cin >> temp;
			a.push_back(temp);
		}
		sort(a.begin(),a.end());
		
//出力
		if (a[0]*a[0] + a[1]*a[1] == a[2]*a[2]) {
			cout << "YES" <<endl;
		}else{
			cout << "NO" <<endl;
		}
		
	}
	
	return 0;
}

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

int main()
{
    int TestCase;
    cin >> TestCase;

    string Answer [1000];

    for (int x = 0; x <  TestCase ; x++)
        {
            int a;
            int b;
            int c;
            int o;
            int p;

            cin >> a >> b >> c;

            /* a < b < c */
            if (a < b)
            {
                o = b;
                b = a;
                a = o;
            }
            if (a < c)
            {
                p = c;
                c = a;
                a = p;
            }
            if (c*c + b*b == a*a)
            {
                Answer [x] = "YES";
            }
            else
            {
                Answer [x] = "NO";
            }

        }
    for (int y = 0; y < TestCase; y++)
    {
        cout << Answer [y] << endl;
    }


    return 0;
}

C++: #include <stdio.h>
#include <math.h>
#include <queue>
#include <vector>
using namespace std;
 
int main()
{
    double a,b,c;
    int n,i;
    priority_queue< double, vector<double>, greater<double> > que;
 
    scanf("%d",&n);
 
    for(i = 0; i < n; i++){
        scanf("%lf %lf %lf",&a,&b,&c);
        que.push(a);
        que.push(b);
        que.push(c);
        a = que.top();
        que.pop();
        b = que.top();
        que.pop();
        if(pow( que.top(),2.0 ) == pow( a,2.0 ) + pow( b,2.0 )){
            printf("YES\n");
        }
        else{
            //printf("%lf %lf\n",pow( que.top(),2.0 ),pow( a,2.0 ) + pow( b,2.0 ));
            printf("NO\n");
        }
        que.pop();
    }
 
    return 0;
}

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

int main() {
	int data_sets_num;		//??\???????????????????????????????????°
	std::vector<string> result;
	
	for (int i = 0; i < data_sets_num; i++) {
		int first, second, third;

		cin >> first >> second >> third;
		if (
			(first * first == second * second + third * third) ||
			(second * second == first * first + third * third) ||
			(third * third == second * second + first * first)
			) {
			result.push_back("YES");
		}
		else {
			result.push_back("NO");
		}
	}

	for (int j = 0; j < result.size(); j++) {
		cout << result[j] << endl;
	}

	return 0;
}