Go: package main

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

func sliceAtof64(sa []string) ([]float64, error) {
	si := make([]float64, 0, len(sa))
	for _, a := range sa {
		i, err := strconv.ParseFloat(a, 64)
		if err != nil {
			return si, err
		}
		si = append(si, i)
	}
	return si, nil
}

func answer(ans bool) {
	if ans {
		fmt.Println("YES")
	} else {
		fmt.Println("NO")
	}
}
func isRightTriangle(ary []float64) (ans bool) {
	sort.Sort(sort.Reverse(sort.Float64Slice(ary)))
	ans = math.Pow(ary[1], 2.0)+math.Pow(ary[2], 2.0) == math.Pow(ary[0], 2.0)

	return
}

func main() {
	scanner := bufio.NewScanner(os.Stdin)
	scanner.Scan()
	lineCount, _ := strconv.Atoi(scanner.Text())
	lines := make([]string, lineCount)

	for i := 0; i < lineCount; i++ {
		scanner.Scan()
		lines[i] = scanner.Text()
	}

	for _, v := range lines {
		ary, _ := sliceAtof64(strings.Split(v, " "))
		answer(isRightTriangle(ary))
	}
}

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

int main(void)
{
	int16_t data_num = 0;
	int16_t first = 0;
	int16_t second = 0;
	int16_t third = 0;
	
	std::cin >> data_num;


	std::array<int16_t, 3> sides;

	for (int i = 0; i < data_num; i++)
	{
		std::cin >> sides[0] >> sides[1] >> sides[2];

		std::sort(sides.begin(), sides.end());
		
		if ( std::pow(sides[2], 2) == (std::pow(sides[0], 2) + std::pow(sides[1], 2)) )
		{
			std::cout << "YES" << std::endl;
		}
		else
		{
			std::cout << "NO" << std::endl;
		}
	}

	return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;
int main()
{
    int a , b , c ,test;

    cin>>test;

    for(int i{0};i<test;i++){
        cin>>a>>b>>c;

        if((a * a == b * b + c * c)||(b * b == a * a + c * c)||(c * c == b * b + a * a)){
            cout<<"YES"<<endl;
        }
        else{
            cout<<"NO"<<endl;
        }

    }

    return 0;
}

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

int main(){
	int n, a, b, c;
	
	cin >> n;
	while(n--){
		cin >> a >> b >> c;
		int sum = a + b + c;
		x = max(a,max(b,c));
		y = min(a,min(b,c));
		z = sum - x - y;
		
		if(y*y + z*z == x*x)
			cout << "Yes" << endl;
		else
			cout << "No" << endl;
	}
	
    return 0;
}

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

int main(){
	int n, l[3]
	cin >> n;
	for(int i = 0; i < n; i++){
		cin >> l[0] >> l[1] >> l[2];
		sort(l,l+3);
		if(l[0]*l[0] +l[1]*l[1] == l[2]*l[2])
			cout << "Yes" << endl;
		else
			cout << "No" << endl;
	}
}

C++: #include<iostream>
using namespace std;
int main()
{
	/*FILE *a;
	char b[20],op;
	int p,cod,caso;
	float c;
	do
	{
		fflush(stdin);
		cout<<"\nLa Cato S.A"<<endl;
		cout<<"\nA.Crear archivo.\nB.Ingresar Cliente. \nC.Mostrar Clientes. \nD.Salir del programa"<<endl;
		cin>>op;
		switch (op)
		{
		case 'A':
				a=fopen("La cato.txt","w");
				cout<<"\nARCHIVO CREADO"<<endl;
				break;
		case 'B':
			if(fopen("La cato.txt","w")==NULL)
				cout<<"NO HA CREADO ARCHIVO PRIMERO"<<endl;
			if(caso!=0)
				a=fopen("La cato.txt","a");
			do
			{
				p=0;
				fflush(stdin);
				puts("\nINGRESE NOMBRE: ");
				gets(b);
				for(int j=0;j<strlen(b);j++)
				{
					if(b[j]!=' '&&(b[j]<'A'||b[j]>'Z'))
					{
						fflush(stdin);
						cout<<"HAY LETRAS NO MAYUSCULAS"<<endl;
						p=1;
						break;
					}
				}
			}while(p);
			fflush(stdin);
			fprintf(a,"%s    ",b);
			do
			{
				cout<<"INGRESE CODIGO"<<endl;
				fflush(stdin);
				cin>>cod;
			}while(cod<100000||cod>999999);
			fprintf(a,"%d    ",cod);
			for(int i=0;i<3;i++)
			{
				fflush(stdin);
				do
				{
					cout<<"INGRESE PRECIO "<<i+1<<endl; //INGRSAMOS precios
					fflush(stdin);
					cin>>c;
					if(c<0)
						cout<<"ERROR, NEGATIVO"<<endl;
				}while(c<0);
				fprintf(a,"%10.2f  ",c);
			}
			caso++;
			break;
		case 'C':
			fclose(a);
			a=fopen("La cato.txt","r");
			do
			{
				c=getc(a);
				putchar(c);
			}while(c!=EOF);
			break;
		case 'D':
			fclose(a);
			break;
		default:
			cout<<"INGRESE LETRA CORRECTO"<<endl;
		}
	}while(op!='D');*/
	int cant,a,b,hip;
	cin>>cant;
	for(int i=0;i<cant;i++)
	{
		cin>>a>>b>>hip;
		if((a*a)+(b*b)==hip*hip)
			cout<<"YES"<<endl;
		else
			cout<<"NO"<<endl;
	}
	return 0;
}

C++: /*
　　　　 ∧＿∧　にっぽんちゃちゃちゃ
　／＼（　・∀・）／ヽ
（ ●　と　　　つ　● ）　にっぽんちゃちゃちゃ
　＼/⊂、 ノ　　＼ノ
　　　　　し'
*/
#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0;i<(int)(n);++i)
#define repone(i,n) for(int i=1;i<(int)(n);++i)
#define repo(i,o,n) for(int i=o;i<(int)(n);++i)
#define Rep(j,n) for(int j=0;j<(int)(n);++j)
#define Repone(j,n) for(int j=1;j<(int)(n);++j)
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define int long long
#define MOD 1000000007
#define INF 9223372036854775807


signed main()
{
  string xyz ="";
int x=0,y=0,z=0,w=0,i=0,j=0,n=0;
std::vector<int> v;
std::cin >> w;
rep(i,w){
  std::cin >> x>>y>>z;
  if(x>y&&x>z&&x*x==y*y+z*z){
      std::cout << "YES" << '\n';


  }else if(y>x&&y>z&&y*y==x*x+z*z){

      std::cout << "YES" << '\n';

  }else if(z>x&&z>y&&z*z==x*x+y*y){
      std::cout << "YES" << '\n';

  }else{
    std::cout << "NO" << '\n';
  }
}
}

C++: public class HelloWorld {
    public static void main (String[] args) {

	int n;
	int a,b,c;
	int a[3];
	string str[];
	
	n = Integer.parseInt(br.readLine());
	str[]=new str[n];
	for(int i=0;i<n;i++){

	a = Integer.parseInt(br.readLine());
	b = Integer.parseInt(br.readLine());
	c = Integer.parseInt(br.readLine());

	a[0]=max(a,b,c);
	if(a[0]==a){
		a[1]=b;
		a[2]=c;
	}elseif(a[0]==b){
		a[1]=a;
		a[2]=c;
	}elseif(a[0]==c){
		a[1]=b;
		a[2]=a;
	}
	if(a[0]^2==a[1]^2+a[2]^2){
		str[i]="YES";
	}else{
		str[i]="NO";
	}
	}

	for(int i=0;i<n;i++){
				System.out.println(str[i]);
	}
    }
}

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

int main(void)
{
	const int Size = 1000;
	int size;
	int a,b,c,get_bool[Size]={0};
	
	cin >> size;
	for(int i=1;i<=size;i++)
	{
		cin >> a >> b >> c;
		if(a*a+b*b==c*c || a*a+c*c==b*b || b*b+c*c==a*a)
			get_bool[i]++;
		else 
			get_bool[i]=0;
	}
	
	for(int i=1;i<=size;i++)
	{
		if(get_bool[i]!=0)
			cout << "YES\n";
		else 
			cout << "NO\n";
	}
	return 0;
}

C++: #include <iostream>
#include <vector>
#include <string>
using namespace std;
int main() {
  int n;
  while(cin >> n) {
    vector<string> ans;
    for (int i = 0; i < n; ++i) {
      int x, y, z;
      cin >> x >> y >> z;
        if (x * x == y * y + z * z || y * y == z * z + x * x || z * z == x * x + y * y) {
          ans.push_back("YES");
      } else {
        ans.push_back("NO");
      }
    }
    for (int i = 0; i < n; ++i) {
      cout << ans[i] << endl;
    }
  }
  return 0;
}

C++: #include<cstdio>
#include<iostream>
#include<algorithm>
#define rep(i,n) for(int i=0;i<n;++i)
using namespace std;

int main() {
	int a[3];
	int n;
	cin >> n;
	while (n--) {
		rep(i, 3)cin >> a[i];
		sort(a, a + 3);
		if (a[0] * a[0] + a[1] * a[1] == a[2] * a[2]) {
			printf("YES\n");
		}
		else {
			printf("NO\n");
		}
	}
	return 0;
}

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

int main() {
  int x;
  int a[1000],b[1000],c[1000];

  cin >> x;
  for(int i=0;i<x;i++) {
    cin >> a[i] >> b[i] >> c[i];
    if ((a[i] * a[i] == b[i] * b[i] + c[i] * c[i]) || (b[i] * b[i] == a[i] * a[i] + c[i] * c[i]) || (c[i] * c[i] == a[i] * a[i] + b[i] * b[i]))
      cout << "YES" << endl;
    else
      cout << "NO" << endl;
  }
}