Go: package main

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

var sc = bufio.NewScanner(os.Stdin)
var out = bufio.NewWriter(os.Stdout)

func main() {
	sc.Split(bufio.ScanWords)
	defer out.Flush()
	n := nextInt()
	for i := 0; i < n; i++ {
		data := nextInts(3)
		fmt.Fprintln(out, checkTriangle(data))
	}
}

func next() string {
	sc.Scan()
	return sc.Text()
}

func nextInt() int {
	a, _ := strconv.Atoi(next())
	return a
}

func nextInts(n int) []int {
	a := make([]int, n)
	for i := 0; i < n; i++ {
		a[i] = nextInt()
	}
	return a
}

func checkTriangle(i []int) string {
	if checkSt(i[0], i[1], i[2]) || checkSt(i[1], i[2], i[0]) || checkSt(i[2], i[0], i[1]) {
		return "YES"
	}
	return "NO"
}
func Sq(x int) int {
	return x * x
}

func checkSt(a, b, c int) bool {
	return (Sq(a) + Sq(b)) == Sq(c)
}

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

char const *answer(int a,int b,int c){
	if(c*c == a*a+b*b || a*a == b*b+c*c || b*b == a*a+c*c)	return "YES";
	else		return "NO";
}

int main() {
	int n,a,b,c;
	cin >> n;
	for(int i=0;i<n;i++){
	cin >> a >> b >> c;
	cout << answer(a,b,c) << endl;
	}
}

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

int main()
{
	vector <int> v_c;
	v_c.resize(3);
	double e =2.0;
	while(cin>>v_c[0] >>v_c[1]>>v_c[2])
	{
		sort(v_c.begin(),v_c.end(),greater<int>());
		if( pow(v_c[0],e) == (pow(v_c[1],e)+pow(v_c[2],e)))
		{
			cout << "YES"<<endl;
		} else {
			cout << "NO" << endl;
		}
	}
	return 0;
}

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

using namespace std;

void solve()
{
	vector<int> Vec(3);
	int N;
	cin >> N;
	for(int i = 0; i < N; ++i)
	{
		for(int j = 0; j < 3; ++j)
		{
			cin >> Vec[j];
		}
		sort(Vec.begin(), Vec.end());
		if(Vec[0] * Vec[0] + Vec[1] * Vec[1] == Vec[2] * Vec[2])
		{
			cout << "YES" << endl;
		}
		else
		{
			cout << "NO" << endl;
		}
	}
}

int main()
{
	solve();
	return(0);
}

C++: #define _CRT_SECURE_NO_WARNINGS
#define M_PI 3.14159265358979
#include <iostream>
#include <stdio.h>
#include <string>
#include <math.h>
#include<iomanip>
#include<vector>
#include<cmath>
#include <algorithm>

using namespace std;

int main(){
	int x,y,z,n;
	cin >> n;
	for (int i = 0; i < n; i++)
	{
		cin >> x >> y >> z;
		if (x*x + y*y == z*z){
			cout << "YES" << endl;
		}
		else cout << "NO" << endl;
	}
	
	
	return 0;
}

C++: #include <stdio.h>

void swap(int* x, int* y)
{
    int swap = *x;
    *x = *y;
    *y = swap;
}

int main(void)
{
    int i, len1, len2, len3, n_iteration;

    scanf("%d", &n_iteration);

    for (i = 0; i < n_iteration; i++) {
        scanf("%d %d %d", &len1, &len2, &len3);
        if (len2 < len3) {
            swap(&len2, &len3);
        }
        if (len1 < len2) {
            swap(&len1, &len2);
        }
        if (len1 * len1 == len2 * len2 + len3 * len3) {
            printf("YES\n");
        } else {
            printf("NO\n");
        }
    }
    return 0;
}

C++: #include <stdio.h>

int main()
{
    int a, b, c, N, i;
    scanf("%d", &N);
    
    for(i = 0; i < N; i++)
    {
        scanf("%d %d %d", &a, &b, &c);
        if (a*a + b*b == c*c || c*c + b*b == a*a || a*a + c*c == b*b)
        {
            printf("YES\n");
        }
        else
        {
            printf("NO\n");
        }
            
    }
    return 0;
}

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

#define MAX 1000
#define MIN 1

using namespace std;

int main() {
 int i,j;
 int n;
 int side[3];
 bool cnt = false;
 vector<string> judge;

 cin >> n;

 for(i = 0;i < n;++i) {
  cin >> side[0] >> side[1] >> side[2];

  for(j = 0;j < 3;++j) {
   if((side[j] < MIN) || (side[j] > MAX)) {
    cnt = true;
   }
  }

  if(cnt == true) continue; 

  sort(side, side + 3);

  if(((side[0] % 3) == 0) && ((side[1] % 4) == 0) && ((side[2] % 5) == 0)) {
   judge.push_back("YES");
  } else {
   judge.push_back("NO");
  }
 }

 for(i = 0;i < judge.size();++i) {
  cout << judge.at(i) << endl;
 }

 return 0;
}

C++: #include <iostream>

int N;
int x, y, z;

int main() {
    std::cin >> N;

    int a = 0, b = 0, c = 0;
    for(i = 0; i<N; ++i) {
        int a = std::min(x, std::min(y, z));
        int c = std::max(x, std::max(y, z));
        int b = (x + y + z) - (a + c);

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

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

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

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

using namespace std;

int main(){
    int t, n[3];
    cin >> t;
    while(t--){
        cin >> n[0] >> n[1] >> n[2];
        sort( n, n+2);
        for(int i=0;i<3;i++) n[i]*=n[i];
        if(n[2]-n[0]-n[1]) cout << "NO" <<endl;
        else cout << "YES" <<endl;
    }
    return 0;
}

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

int main(void){

  int n;
  int triangle[3];

  cin >> n;

  while(n--){

  for( int i = 0 ; i < 3 ; i++ ){
    cin >> triangle[i]; 
  }

  sort( triangle , triangle + 3 );

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

C++: #include<stdio.h>
#include<algorithm>

using namespace std;

int main(){
	int n,a,b,c;
	int m=0;
	scanf("%d",&n);
	for(int i=0;i<n;i++){
		int a[3];
		for(int j=0;j<3;j++)scanf("%d",&a[j]);
		std::sort(a,a+3);
		
		int d = 9;
		if(a[0]>d || a[1]>d || a[2]>d)puts("hogehogehoge");
		
		if(a[0]*a[0]+a[1]*a[1] == a[2]*a[2]){
			puts("YES");
		}else{
			puts("NO");
		}
	}
}

C++: 

/* vo00_03.cpp */
#include <iostream>
#include <cmath>
#include <queue>
using namespace std;

int main()
{
	const char *y = "YES";
	const char *n = "NO";

	priority_queue<int> que;

	int N;
	int s;

	double s1, s2, s3;

	cin >> N;

	for (; N; --N) {

		for (int i = 0; i < 3; ++i) {
			cin >> s;
			que.push(s);
		}

		s1 = que.top(); que.pop();
		s2 = que.top(); que.pop();
		s3 = que.top(); que.pop();

		if (pow(s1, 2) == pow(s2, 2) + pow(s3, 2)) cout << y << '\n';
		else cout << n << '\n';


		while (!que.empty()) que.pop();	//	キューを空にする
	}

	return 0;
}

C++: #include <iostream>
#include <stdio.h>
#include <vector>
#include <algorithm>

#define REP(i,n) for(int i = 0;i<(int)n;i++)
#define FOR(i,a,b) for(int i = (a);i < (b);i++)
#define RFOR(i,a,b) for(int i = (a);i>(b);i--)

using namespace std;

int main(void){
    
    int number;
    int hen[3];
    int temp;
    cin >> number;
    bool judge[200];
    
    REP(i,number)
    {
        REP(i, 3)
        cin >> hen[i];
        REP(i, 2)
        REP(j, 2)
        {
            if(hen[j] < hen[j+1])
            {
                temp = hen[j+1];
                hen[j+1] = hen[j];
                hen[j] = temp;
            }
        }
        if(hen[0]*hen[0] == (hen[1]*hen[1] + hen[2]*hen[2]))
            judge[i] = true;
        else
            judge[i] = false;
        
    }
    REP(i, number)
    {
        if(judge[i])
            cout << "YES" << endl;
        else
            cout << "NO" << endl;
    }
  
    
    return 0;
}

C++: #include<bits/stdc++.h>
using namespace std;
int main(){
  int n,j=0;
  int a[3];
  cin>>n;
  while(j<n){
    for(int i=0;i<3;i++){
      cin>>a[i];
    }
    sort(a,a+3);
    if(a[2]*a[2]==a[1]*a[1]+a[0]*a[0]){
    cout<<"YES"<<endl;
  }
  else{
    cout<<"NO"<<endl;
  }
  j++;
  }
}