Go: package main

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

var sc = bufio.NewScanner(os.Stdin)

func main() {
	sc.Scan()
	l, _ := strconv.Atoi(sc.Text())
	for i := 0; i < l; i++ {
		sc.Scan()
		s := strings.Split(sc.Text(), " ")
		a, _ := strconv.Atoi(s[0])
		b, _ := strconv.Atoi(s[1])
		c, _ := strconv.Atoi(s[2])

		n := []int{a, b, c}
		sort.Sort(sort.IntSlice(n))

		if square(n[0])+square(n[1]) == square(n[2]) {
			fmt.Println("YES")
		} else {
			fmt.Println("NO")
		}
	}
}

func square(x int) int {
	return x * x
}

C++: #include<iostream>
#include<cstdio>
#include<stdio.h>
#include<string>
using namespace std;
int main() {
	long judge[1000],i,n,a[1000],b[1000],c[1000];

	cin >> n;
	for (i = 0; i < n; i++) {
		cin >> a[i] >> b[i] >> c[i];
		if (a[i]*a[i] + b[i]*b[i] == c[i]*c[i] || a[i]*a[i]+c[i]+c[i]==b[i]*b[i]||b[i]*b[i]+c[i]*c[i]==a[i]*a[i]) {
			judge[i] = true;
			
		}
		else {
			judge[i] = false;
			
		}

	}
	for (i = 0; i < n; i++) {
		if (judge[i]==true) {
			cout << "YES" << endl;
		}
		else {
			cout << "NO" << endl;
		}
	}
	
	

	return 0;
}

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

int main(){

	int a,b,c,n;
	cin >> n;

	for(int i=0; i<n;i++){
		cin >> a >> b >> c;
		if(a*a+b*b==c*c) cout << "Yes" << endl;
		else if(a*a+c*c==b*b) cout << "Yes" << endl;
		else if(b*b+c*c==a*a) cout << "Yes" << endl;
		else cout << "No" << endl;
	}
    return 0;
}

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

int main()
{
    int set;
    int num[3];
    int a,b,c;
    
    if(set < 1000)
        cin >> set;
        
    for(int i = 0; i < set; i++){
        for(int j =0; j < 3; j++){
            cin >> num[j];
        }
        sort(num, num+3);
        a = num[0];
        b = num[1];
        c = num[2];
        if(a % 3 == 0 && b % 4 == 0 && c % 5 == 0){
            cout << "YES" << endl;
        }else{
            cout << "NO" << endl;
        }
    }

    return 0;
}

C++: #include <stdio.h>
  
int triJudgefunc(int x, int y, int z);
  
int main(void)
{
    int row;
    scanf("%d", &row);
    for (int i = 0; i < row; ++i) {
        int firstn, secondn ,thirdn; 
        scanf("%d %d %d", &firstn, &secondn, &thirdn);
        if (triJudgefunc(firstn, secondn, thirdn) = true) {
        printf("YES\n");
        } else {
        printf("NO\n");
        }
    }
    return 0;
}
  
  
  
int triJudgefunc(int x, int y, int z)
{
    int maxlength, notmax1, notmax2;
    if (x > y) {    //x > y
        if (x > z) {
            maxlength = x, notmax1 = y, notmax2 = z;    //x???max
        } else {
            notmax1 = x, notmax2 = y, maxlength = z;    //z???max
        }
    } else {    //y > x
        if (y > z) {
            notmax1 = x, maxlength = y, notmax2 = z;    //y???max
        } else {
            notmax1 = x, notmax2 = y, maxlength = z;    //z???max
        }
    }
    double result = maxlength * maxlength - notmax1 * notmax1 - notmax2 * notmax2;
    return result;
}

C++: #include<iostream>

using namespace std;

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

  if(a>c){
    tmp=a;
    a=c;
    c=tmp;
  }
  if(b>c){
    tmp=b;
    b=c;
    c=tmp;
  }

  if(a*a+b*b==c*c)
    printf("YES\n");
  else
    printf("NO\n");
  return 0;
}

C++: #include<stdio.h>
int main(void)
{
    int a[3],b,n,i,x,y;
	scanf("%d",&b);
    for(n=0;n<b;n++){
		for(i=0;i<3;i++){
		scanf("%d",&a[i]);
		}
		for(i=0;i<2;i++){
		    for(x=i+1;x<3;x++){
			    if(a[i]<a[x]){
				    y=a[i];
					a[i]=a[x];
					a[x]=y;
				}
			}
		}
		for(i=0;i<3;i++){
			a[i]=a[i]*a[i];
        }
	//	printf("%d\n",x);
		if(a[0]==a[1]+a[2]){
		    printf("YES\n");
		}
		else{
		    printf("NO\n");
		}
	}
	return 0;
}

C++: #include<iostream>
using namespace std;
bool CheckT(int a,int b,int c);

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

	}
	return 0;
}

bool CheckT(int a,int b,int c){
	a*=a;
	b*=b;
	c*=c;
	if(a+b==c||b+c==a||a+c==b)return true;
	else return false;
}

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

int main(){
    int n;
    cin >> n;
    int a,b,c;
    while(cin >> a >> b >> c){
        //cout << a << b << c << endl;
        if(pow(a,2.0)==pow(b,2.0)*pow(c,2.0)){
            cout << "YES" << endl;
        }else{
            cout << "NO" << endl;
        }
    }
}

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

int main() {
  int sides[3];
  int num;

  cin >> num;
  int sumSidesSq=0;
  for(int i=0; i<num; i++) {
    int maxIndex=0, maxValue=0;
    for(int j=0; j<3; j++) {
      cin >> sides[j];
      if(sides[j] > maxValue) {
        maxValue = sides[j];
        maxIndex = j;
      }
    }

    sumSidesSq = 0;
    for(int j=0; j<3; j++) {
      if(j == maxIndex)
        sumSidesSq -= sides[j]*sides[j];
      else
        sumSidesSq += sides[j]*sides[j];
    }
    cout << ( (sumSidesSq == 0) ? "YES" : "NO" ) << endl;
  }
  return 0;
}

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

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

C++: #include <iostream>
#include <algorithm>
using namespace std;
int main() {
	int a[3]; //a[0],a[1],a[2]
	int n;
	cin >> n;
	for (int i = 0; i < n; i++) {
		cin >> a[0] >> a[1] >> a[2];
		sort(a, a + 2);
		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>
using namespace std;

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

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;
}