Go: package main
import (
        "fmt"
)

func main() {
        var num int
        fmt.Scan(&num)

        for i := 0; i < num; i++ {
                s1 := 0
                s2 := 0
                s3 := 0
                var chk int = 0
                fmt.Scanf("%d %d %d", &s1, &s2, &s3)
                if s1 >= s2 {
                        if s1 > s3 {
                                chk = 1
                        } else {
                                chk = 3
                        }
                } else {
                        if s2 >= s3 {
                                chk = 2
                        } else {
                                chk = 3
                        }
                }

                if (chk == 1 && s1*s1 == s2*s2 + s3*s3) ||
                        (chk == 2 && s2*s2 == s3*s3 + s1*s1) ||
                        (chk == 3 && s3*s3 == s1*s1 + s2*s2) {
                        fmt.Printf("YES\n")
                } else {
                        fmt.Printf("NO\n")
                }
        }
}

C++: #include <bits/stdc++.h>
#define rep(i, a, n) for(int i = a; i < n; i++)
#define repb(i, a, b) for(int i = a; i >= b; i--)
#define all(a) a.begin(), a.end()
#define int long long
using namespace std;
typedef pair<int, int> P;

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

C++: #include<iostream>
#include<algorithm>
#include<string>
#include<math.h>
using namespace std;

int keta(int x){
	int i=0;
	while (x/pow(10,i)>=1){
		i++;
	}
	if (x==0){
		return 1;
	}
	else
	return i;
	}


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

C++: #include<stdio.h>

int main(){
	int a;
	scanf("%d",&a);
	while(a--){
		int b,c,d;
		scanf("%d%d%d",&b,&c,&d);
		int max=b;
		if(b<c)max=c;
		if(max<d)max=d;
		if(max*max==b*b+c*c+d*d-max*max)printf("YES\n");
		else printf("NO\n");
	}
}

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

string heihou(unsigned int a,unsigned int b,unsigned int c)
{
	if (a*a == b*b + c*c || b*b == a*a + c*c || c*c==a*a+b*b){
		return "YES";
	}
	else{
		return "NO";
	}
}
int main()
{
	unsigned int dataset[999][2];
	int i = 0;
	int l;
	cin >> l;
	while (i<l){
		cin >> dataset[i][0] >> dataset[i][1] >> dataset[i][2]; 
		i++;
	}
	for (int j = 0; j < i; j++){
		cout << heihou(dataset[j][0], dataset[j][1], dataset[j][2])<< endl;
	}
	return 0;
}

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

int listen_dataCount();

class triangle
{
private:
	int longestLine;
	int line[2];
public:
	triangle();
	void is_rightTriangle();
};

triangle::triangle()
{
	using namespace std;
	int inputs[3];
	cin>>inputs[0]>>inputs[1]>>inputs[2];
	
	sort(inputs,inputs+2);
	
	this->longestLine=inputs[2];
	
	for(int roop=0;roop<2;roop++)
	{
		this->line[roop]=inputs[roop];
	}
}

void triangle::is_rightTriangle()
{
	using namespace std;
	if(pow(this->longestLine,2)==pow(this->line[0],2)+pow(this->line[1],2))
	{
		cout<<"YES"<<endl;
	}
	else
	{
		cout<<"NO"<<endl;
	}
}

int main()
{
	int datacount=listen_dataCount();
	for(int roop=0;roop<datacount;roop++)
	{
		triangle tr=triangle();
		tr.is_rightTriangle();
	}
	
	return 0;
}

int listen_dataCount()
{
	using namespace std;
	
	int count;
	cin>>count;
	
	return count;
}

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

int main(){
	int n;
	cin >> n;
	bool judge[n];
	for(int i = 0; i < n; i++){
		int length[3];
		for(int j = 0; j < 3; j++){
			cin >> length[j];
		}
		sort(length,length+2);
		if(length[0]*length[0]+length[1]*length[1] == length[2]*length[2]){
			judge[i] = true;
		}
		else{
			judge[i] = false;
		}
	}
	for(int i = 0; i < n; i++){
		if(judge[i] == true){
			cout << "YES" << endl;
		}
		else{
			cout << "NO" << endl;
		}
	}
}

C++: #include <cstdin>
#include <iostream>
#include <vector>
#include <string>
#include <sstream>

using namespace std;


vector<string> splitString(const string& str, const string& separator = " ") {
	vector<string> ret;

	std::size_t bp, ep;
	bp = ep = 0;
	while((ep = str.find_first_of(separator, bp)) != string::npos){
		if(bp != ep){
			ret.push_back(string(str.begin() + bp, str.begin() + ep));
		}
		bp = ep + 1;
	}

	if(bp <= str.size() - 1){
		ret.push_back(string(str.begin() + bp, str.end()));
	}

	return ret;
}

template <class T>
T convertStringToNumber(const string& str) {
	stringstream ss;
	T ret;

	ss << str;
	ss >> ret;

	return ret;
}


void inputData(vector<string>& data_set) {
	string buffer;

	getline(cin, buffer);
	int n = convertStringToNumber<int>(buffer);

	for(int i = 0; i < n; ++i) {
		getline(cin, buffer);
		data_set.push_back(buffer);
	}
}

bool isRightTriangle(const vector<int>& edge_set) {
	int max_index = 0;

	if(edge_set[max_index] < edge_set[(max_index+1)%3])
		max_index = (max_index+1)%3; 
	if(edge_set[max_index] < edge_set[(max_index+2)%3])
		max_index = (max_index+2)%3; 

	return ((edge_set[max_index] * edge_set[max_index]) ==
				(edge_set[(max_index+1)%3] * edge_set[(max_index+1)%3]
				+ edge_set[(max_index+2)%3] * edge_set[(max_index+2)%3]));
}


vector<bool> evaluateTriangle(const vector<string>& data_str) {
	vector<bool> ret(data_str.size());

	for(int i = 0; i < data_str.size(); ++i) {
		auto temp = splitString(data_str[i]);
		vector<int> buff { convertStringToNumber<int>(temp[0]),
							convertStringToNumber<int>(temp[1]),
							convertStringToNumber<int>(temp[2])};

		ret[i] = isRightTriangle(buff);
	}

	return ret;
}


void doAllProcess() {
	vector<string> buffer;

	inputData(buffer);

	vector<bool> ret = evaluateTriangle(buffer);

	for(int i = 0; i < ret.size(); ++i)
		std::cout << (ret[i] ? "YES" : "NO") << std::endl;
}



int main() {
	doAllProcess();

	return 0;
}