Go: package main

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

var scanner = bufio.NewScanner(os.Stdin)

func nextInt() int {
	scanner.Scan()
	i, e := strconv.Atoi(scanner.Text())
	if e != nil {
		panic(e)
	}
	return i
}
func main() {
	scanner.Split(bufio.ScanWords)
	n := nextInt()
	for i := 0; i < n; i++ {
		a := nextInt()
		b := nextInt()
		c := nextInt()
		if a*a == b*b + c*c || b*b == a*a + c*c || c*c == a*a + b*b {
			fmt.Println("YES")
		} else {
			fmt.Println("NO")
		}
		continue
	}
}

C++: #include <iostream>

bool judge_tri(int x1, int x2, int x3);

int main()
{
	int data_num;
	std::cin >> data_num;
	while (data_num >= 1) {
		int x1, x2, x3;
		std::cin >> x1 >> x2 >> x3;
		if (judge_tri(x1, x2, x3)) {
			std::cout << "YES" << std::endl;
		} else {
			std::cout << "NO" << std::endl;
		}
		data_num--;
	}
	return 0;
}

bool judge_tri(int x1, int x2, int x3)
{
	bool result;
	if (x1 * x1 == x2 * x2 + x3 * x3) {
		result = true;
	} else if (x2 * x2 == x3 * x3 + x1 * x1) {
		result = true;
	} else if (x3 * x3 == x1 * x1 + x2 * x2) {
		result = true;
	} else {
		result = false;
	}
	return result;
}

C++: #include <iostream>
#include <cstdio>
#include <cstdlib>
#include <math.h>
#include <vector>
#include <queue>
#include <algorithm>
#include <iterator>
#include <sstream>
#include <string>
using namespace std;
#define rep(I,N) for(int I = 0; I < (int)(N); I++)
#define FIN(V) cout<<V<<endl
#define pb push_back
#define INF (1 << 30)
typedef pair<int, int> P;
typedef long long ll;
typedef priority_queue<int> pq;

int main(void){
	int N;
	cin >> N;
	rep(k, N){
		int a, b, c;
		cin >> a >> b >> c;
		a = pow(a, 2);
		b = pow(b, 2);
		c = pow(c, 2);
		bool flag = false;
		if(sqrt(c) == sqrt(a + b))flag = true;
		if(sqrt(b) == sqrt(a + c))flag = true;
		if(sqrt(a) == sqrt(b + c))flag = true;
		if(flag)cout << "YES"<<endl;
		else FIN("NO");

	}

	return 0;	
}

C++: #Include <iostream>
#include <vector>
#include <map>
#include <set>
#include <algorithm>
#include <numeric>
#include <cmath>
using namespace std;
typedef vector<int> VI;
#define REP( i, m, n ) for ( int i = (int)( m ); i < (int)( n ); ++i )

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

    vector<vector<int>> triangles;
    
    int n;
    cin >> n;
    
    REP(i, 0, n) {
        vector<int> tmp;
        int a, b, c;
        cin >> a >> b >> c;
        tmp.push_back(a);
        tmp.push_back(b);
        tmp.push_back(c);
        
        sort(tmp.begin(), tmp.end());
        triangles.push_back(tmp);
    }

    for(auto sides : triangles) {
        if (sides[2] * sides[2] == sides[0]*sides[0]+sides[1]*sides[1]) {
            cout << "YES" << endl;
        } else {
            cout << "NO" << endl;
        }
    }
    
    return 0;
}

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

using namespace std;

int main(){
        int a, b, c, i;
        bool ans = false;
        while(scanf("%d%d%d", &a, &b, &c) != EOF){ 
                ans = false;
                if(a * a + b * b == c * c)
                        ans = true;
                if(b * b + c * c == a * a)
                        ans = true;
                if(c * c + a * a == b * b)
                        ans = true;
                printf("%s\n", ans ? "YES" : "NO");
        }
        return 0;
}

C++: #include <iostream>
#include <sstream>
#include <string>
#include <algorithm>
#include <cstdlib>
#include <vector>
#include <iomanip>
#include <queue>
using namespace std;


int GetDigit(int n){
	int i = 0;

	while(n > 0){
		n /= 10;
		i++;
	}

	return i;
}
 
int main(){
	vector<int> a(3);
	int n, tmp;

	cin >> n;

	for(int i = 0; i < n; i++){
		for(int j = 0; j < 3; j++){
			cin >> a[j];
		}
		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<stdio.h>
int main(void)
{
	int n=1;
	int i=0;
	int a,b,c;
	int irekae=0;
		scanf("%d",&n);
			for (i=0;i<n;i++)
			{
				scanf("%d",&a);
				scanf("%d",&b);
				if (a<b)
				{
					irekae=a;
					a=b;
					b=irekae;
				}
				scanf("%d",&c);
				if (a>c)
				{
					irekae=a;
					a=c;
					c=irekae;
				}
				if (c*c==a*a+b*b)
				{
					printf("Yes\n");
				}
				else
				{
					printf("No\n");
				}
			}
}

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

using namespace std;


int main(){
	int n;
	cin>>n;
	int hen1,hen2,hen3,saidai,max_pos=1;

	for(int i=0;i<n;i++){
		cin>>hen1>>hen2>>hen3;

		saidai=hen1;
		if(saidai<hen2){
			saidai=hen2;
			max_pos=2;
		}
		if(saidai<hen3){
			saidai=hen3;
			max_pos=3;
		}
		switch(max_pos){
		case 1:
			hen1=0;
			break;
		case 2:
			hen2=0;
			break;
		case 3:
			hen3=0;
			break;
		}
		if(saidai*saidai==(hen1*hen1+hen2*hen2+hen3*hen3))
			cout<<"YES"<<"\n";
		else{
			cout<<"NO"<<"\n";
		}
	}
	
	
	return 0;
}

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

int main(){ 
    int a,b,c,s;
    string res;

    cin >> s;
    while(s>0){
        cin >> a >> b >> c; 
        a = a*a;
        b = b*b;
        c = c*c;
        res = "YES";
        if(a!=(b+c) && b!=(a+c) && c!=(a+b)) res="NO";
        cout << res << endl;
        s--;    
    }
    return 0;
}

C++: #include<iostream>
using namespace std;
int i,j,d,k,n1,n2,n3,temp;
 int l[3];

int rt()
{
//入力
cin >> n1 >> n2 >> n3;
while(n1 <= 1 or n1 >= 1000 or n2 <= 1 or n2 >=1000 or n3 <= 1 or n3 >= 1000){
cin >> n1 >> n2 >> n3;
}
 //  if(n1 >= 1 and n1 <= 1000 and n2 >= 1 and n2 <=1000 and n3 >= 1 and n3 <= 1000){
       l[0]=n1;
       l[1]=n2;
       l[2]=n3;
        for (i = 0; i < 2; i++) {
        for (j = 2; j > i; j--) {
            if (l[j - 1] > l[j]) {  
                temp = l[j];  
                l[j] = l[j - 1];
                l[j - 1] = temp;
            }
        }
    }
   //}
    if(l[2]*l[2] == (l[1]*l[1]+l[0]*l[0])){
    cout << "YES\n";
    }else{
    cout << "NO\n";
    }
}




int main(){

   cin >> d;
   while(d <= 1 or d >= 1000){
       cin >> d;
   }

for(k=0;k<d;k++){
    rt();
}

    return 0;
}

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

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

	cin>>n;
	for (int i=0;i<n;i++) {
		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;
	}
	return 0;
}

C++: #include<iostream>
#include<algorithm>
using namespace std;
int main(){
	int n,i,j,a[3],x,y,z;
	cin>>n;
	for(i=0;i<n;i++){
		for(j=0;j<3;j++){
	cin>>a[j];
		}
	x=a[2]*a[2];
	y=a[1]*a[1];
	z=a[0]*a[0];
		sort(a,a+3);
		if(x==(y+z)){
		cout<<"YES"<<endl;
		}
		else{
		cout<<"NO"<<endl;
		}
	}
return 0;
}

C++: #include <stdio.h>
 
int i, N, a, b, c, A, B, C;

int print(void)
{
    if (C == A + B) {
        printf("YES\n");
    } else if (A == B + C) {
        printf("YES\n");
    } else if (B == C + A) {
        printf("YES\n");
    } else {
        printf("NO\n");
    }
}

int main(void)
{
    scanf("%d", &N);
    for (i = 0; i < N; i++) {
    scanf("%d %d %d\n", &a, &b, &c);
    A = a * a;
    B = b * b;
    C = c * c;
    print();
    }
    return 0;
}

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

using namespace std;

int main(void) {
	int n, a[3];
	
	cin >> n;

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

	return 0;
}

C++: #include <iostream>
#include <string>
#include <math.h>

using namespace std;

int main(void){
	int n,val[3];

	cin >> n;
	for(int i=0;i<n;i++){
		for(int j=0;j<3;j++)
			cin >> val[j];

		for(int j=0;j<2;j++)
	        	for(int k=0;k<1-j;k++)
        			if(val[k]>val[k+1]){
                			int tmp = val[k];
                			val[k]=val[k+1];
                			val[k+1]=tmp;
				}

		string str = (pow(val[2],2.0)==pow(val[0],2.0)+pow(val[1],2.0))?"YES":"NO";
		cout << str << endl;
	}

	return 0;
}