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 <math.h>
#include <iostream>
#include <algorithm>
#include <functional>
#include <string>

#define YES "YES"
#define NO "NO"

using namespace std;

void func();
int n;

int main(void)
{
	
	func();

	return 0;
}

void func()
{
	cin >> n;

	while (n-- > 0)
	{
		int edge[3];
		for (int i = 0; i < 3; i++)
		{
			cin >> edge[i];
			edge[i] *= edge[i];	// 2?????????
		}
		sort(edge, edge + 3);

		if ((edge[0] + edge[1]) == edge[2])
		{
			cout << YES << endl;
		}
		else
		{
			cout << NO << endl;
		}
	}
}

C++: #include<iostream>
int main()
{
	int a, b, c, d, c2;
	a = 0;
	b = 0;
	c = 0;
	d = 0;
	c2 = 0;
	while(cin >> a >> b >> c)
	{
		d = a * a + b * b;
		c2 = c * c; 
		if( d == c2 )
		{
			cout << "YES" << endl;
		}
		else
		{
			cout << "NO" << endl;
		}
	}
}

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


int main(){

  int n;
  cin >> n;

  vector <int> array(n,0);

  for(int i = 0; i < n;i++){
    for(int j = 0;j < 3;j++){
      cin >> array[j];
    }
    sort(array.begin(),array.end());

    if(array[0]*array[0] + array[1]*array[1] == array[2]*array[2]){
      cout << "YES" << endl;
    }else{
      cout << "NO" << endl;
    }
  }


  return 0;
}

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

int main(){
  int a,b,c,d,e,f,g,N,i;
  cin >> N;
  for(i=0;i<=N-1;i++){
    cin >> a >> b>>c;
    d=a*a;
    e=b*b;
    f=c*c;
    g=d+e;
    if(g==f){
      cout<<"YES"<<endl;
    }else{
      cout<<"NO"<<endl;
    }
  }
  return 0;
}

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

int main()
{
	int N;
	while (cin >> N)
	{
		for (int i = 0; i < N; i++)
		{
			int a, b, c;
			cin >> a >> b >> c;
			
			bool A = a * a + b * b == c * c;
			bool B = c * c + b * b == a * a;
			bool C = a * a + c * c == b * b;
			if (A || B || C)
			{
				cout << "YES" << endl;
			}
			else
			{
				cout << "NO" << endl;
			}
		}
	}



	return 0;
}

C++: #include <string>
#include <iostream>
#include <vector>
#include <sstream>
using namespace std;
void swap(int idx1, int idx2, int *node)
{
	int f = node[idx1];
	node[idx1] = node[idx2];
	node[idx2] = f;
}
//nlogn
void quickSort(int left, int right, int *node)
{
	int pl = left;
	int pr = right;
	int pivot_f = node[(pl + pr) / 2];
	do
	{
		while (node[pl] < pivot_f)
		{
			pl++;
		}
		while (node[pr]> pivot_f)
		{
			pr--;
		}
		if (pl <= pr)
		{
			swap(pl++, pr--, node);
		}
	} while (pl <= pr);
	if (left < pr) quickSort(left, pr, node);
	if (pl <= right) quickSort(pl, right, node);
}

bool compare(int a, int b)
{
	if (a == b)
	{
		return true;
	}
	else {
		return false;
	}
}
int main()
{
	string max;
	getline(cin, max);
	for (int num = 0; num <= stoi(max); num++)
	{
		string str;
		string item;
		vector<string> list;
		getline(cin, str);
		int edge[3];
		stringstream ss(str);
		while (getline(ss, item, ' ') && !item.empty()) {
			list.push_back(item);
		}
		
		edge[0] = stoi(list[0].c_str());
		edge[1] = stoi(list[1].c_str());
		edge[2] = stoi(list[2].c_str());
		quickSort(0, 2, edge);

		int edge1 = edge[2] * edge[2];
		int edge2 = edge[0] * edge[0] + edge[1] * edge[1];
		if (compare(edge1, edge2))
		{
			cout << "YES" << endl;
		}
		else {
			cout << "NO" << endl;
		}
	}
	return 0;
}

C++: #include<iostream>
#include<algorithm>
#include<queue>
#define YES 1
#define NO 0
using namespace std;

int main(){
	int num, a, b, c, temp;
	queue<int> ans;
	
	cin >>num;
	
	for(int i = 0; i < num; i++){
		cin >>a >>b >>c;
		
		if(a > b){
			if(a > c);
			if(c > a) swap(a, c);
		} else{
			if(b > c) swap(a, b);
			if(c > b) swap(a, c);
		}
		
		if((a * a) == (b * b) + (c * c)) ans.push(YES);
		else ans.push(NO);
	}
	
	for(int i = 0; i < num; i++){
		temp = ans.front();
		if(temp == YES) cout <<"YES"<<endl;
		else cout <<"NO"<<endl;
		ans.pop();
	}
	
	return 0;
}

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

int main()
{
	int a, b, c, d;
	int ans;
	
	cin >> d;
		for(int i = 0; i < d; i++)
		{
			cin >> a >> b >> c;
	
		if (a > b && b > c)
		{
			ans = a * a - b * b - c * c;
			if(ans == 0)
			{
				cout << "YES" << endl;
			}
			else
			{
				cout << "NO" << endl;
			}
		}
	
		else if(b > a && a > c)
		{
			ans = b * b - a * a - c * c;
			if(ans == 0)
			{
				cout << "YES" << endl;
			}
			else
			{
				cout << "NO" << endl;
			}
		}	
	
		else
		{
			ans = c * c - a * a - b * b;
			if(ans == 0)
			{
				cout << "YES" << endl;
			}
			else
			{
				cout << "NO" << endl;
			}
		}
	}
	return 0;
}

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

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

C++: #include<iostream>

int main()
{
	int N, a, b, c;

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

	return 0;
}

C++: #include <iostream>
#include <cstdio>
#include <vector>
#include <string>
#include <array>
#include <queue>
#include <deque>
#include <set>
#include <list>
#include <map>
#include <stack>
#include <utility>
#include <algorithm>
#include <numeric>
#include <cstdio>
#include <cstdlib>
#include <cmath>
#include <cctype>
#include <cstring>
#include <climits>
#include <bitset>
#include <random>
#include <functional>
#include <sstream>
#include <iomanip>

using namespace std;

#define _CRT_SECURE_NO_WARNINGS
#define rep(i, n) for(int i=0; i<(n); i++)
#define FOR(i, m, n) for(int i=(m);i<(n);i++)
#define SZ(x) ((int)(x).size())
#define all(x) (x).begin(),(x).end()
#define SORT(x) sort((x).begin(),(x).end())
#define REVE(x) reverse((x).begin(),(x).end())
#define mp make_pair
#define pb push_back

typedef vector<int> VI;
typedef vector<string> VS;
typedef vector<vector<int>> VVI;
typedef pair<int, int> PII;
typedef long long LL;

int main() {
	int n;
	cin >> n;
	rep(i, n) {
		VI a(3);
		rep(j, 3)cin >> a[j];
		SORT(a);
		if (a[0] * a[0] + a[1] * a[1] == a[2] * a[2])puts("YES");
		else puts("NO");
	}
}

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

using namespace std;

int main() {

	int a, b, c,d,no;
	int result[1000];

	cin >> no;
	for (int i = 0; i < no; i++) {
		cin >> a >> b >> c;

		d = a;
		if (d < b)
			d = b;
		if (d < c)
			d = c;

		if (d == a) {
			if (a*a == b*b + c*c)
					result[i] = 1;
			else result[i]= 0;
			}
		else if (d == b) {
			if (b*b == a*a + c*c)
				result[i] = 1;
			else result[i] = 0;
		}
		else {
			if (c*c == a*a + b*b)
				result[i] = 1;
			else result[i] = 0;
		}
	}


	for (int i = 0; i < no; i++) {
		if (result[i] == 1)
			cout << "YES" << endl;
		else
			cout << "NO" << endl;
	}

	return 0;

}