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>

bool isRightTriangle(const int &a, const int &b, const int &c)
{
    int sum = a * a + b * b + c * c;
    int max = std::max(a, std::max(b, c));
    return (sum - (max * max) == max * max);


}

int main()
{
    int N, a, b, c;
    std::scanf("%d", &N);
    for (int i = 0; i < N; i++) {
        std::scanf("%d %d %d", &a, &b, &c);
        (isRightTriangle(a, b, c)) ? std::cout << "YES" << std::endl : std::cout << "NO" << std::endl;
    }
    return 0;
}

C++: #include<stdio.h>
int main(){
  int n,i,j;
  scanf("%d",&n);
  int a[n],b[n],c[n];
  for(i=0;i<n;i++){
    scanf("%d %d %d",&a[i],&b[i],&c[i]);
  }
  for(i=0;i<n;i++){
    j=0;
    if(a[i]*a[i]+b[i]*b[i]==c[i]*c[i]){
      printf("YES\n");
      j++;
    }
    if(a[i]*a[i]+c[i]*c[i]==b[i]*b[i]){
      printf("YES\n");
      j++;
    }
    if(c[i]*c[i]+b[i]*b[i]==a[i]*a[i]){
      printf("YES\n");
      j++;
    }
    if(j==0){
      printf("NO\n");
    }
  }
  return(0);
}

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

int main()
{
	int a[3],n;
	cin>>n;
	while(n>0){
		cin>>a[0]>>a[1]>>a[2];
		sort(a,a+3);

		if(a[0]*a[0] +a[1]*a[1]==a[2]*a[2]){
			printf("YES\n");
		}else{
			printf("NO\n");
		}
		n--;
	}
	return 0;
}

C++: #include<stdio.h>
 
int main() 
{
 int x,y,z,n,tmp; 
 tmp=0;
 scanf("%d",&n); 

while(n-->0)
 { 
scanf("%d",&x);scanf("%d",&y);scanf("%d",&z);  

if(x<y){tmp=y;y=x;x=tmp;} 
if(x<z){tmp=x;x=z;z=tmp;}
 if(y<z){tmp=z;z=y;y=tmp;} 

if(x*x==y*y+z*z)printf("YES\n");
 else printf("NO\n");     
} 
return 0; 
}

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

inline bool is_right_triangle(int a, int b, int c){
	return (a*a == b*b + c*c || b*b == a*a + c*c || c*c == a*a + b*b) ? true : false;
}


int main() {
	ios::sync_with_stdio(false);
	int n, a, b, c;
	cin >> n;
	for(int i=0; i<n; i++){
		cin >> a >> b >> c;
		if(is_right_triangle(a,b,c)) cout << "YES" << "\n";
		else cout << "NO" << "\n";
	}

}

C++: #include <iostream>

using namespace std;

int main()
{
	int a,b, c,i,count;
	bool ret;
	scanf("%d",&count);
	for(i = 0; i < count; i++ ) {
		cin >> a >> b >> c;
		a *= a;
		b *= b;
		c *= c;
		ret = false;
		if( a + b == c ){
			ret = true;
		}
		else if( a + c == b ) {
			ret = true;
		}
		else if ( b + c == a ) {
			ret = true;
		}
		
		if( ret == true ) {
			cout << "YES" << endl;
		}
		else {
			cout << "NO" << endl;
		}	
	}

	return 0;
}

C++: #include <iostream>

#include <vector>

#include <algorithm>

using namespace std;



int main() {

    int N;

    cin >> N;

    vector<int> sides(3);

    for (int n = 0; n != N; ++n) {

        cin >> sides[0] >> sides[1] >> sides[2];

        sort(sides.begin(), sides.end());

        if (sides[0]*sides[0] + sides[1]*sides[1] == sides[2]*sides[2]) {

            cout << "YES" << endl; 

        }

        else {

            cout << "NO" << endl;

        }

    }

    return 0;

}

C++: #include <iostream>

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

C++: 
#include <iostream>
#include <stdlib.h>
using namespace std;
int main()
{
	int N,d[1010],i=0,j=0;
	float a,b,c;
	cin>>N;
	j=N;
		while(j--)
		{
			cin>>a>>b>>c;
			if (a*a+b*b==c*c)
				//d[i]=1;
				cout<<"YES"<<endl;
			else
				cout<<"NO"<<endl;
				//d[i]=0;
			//i++;
		}
// 		for (i=0;i<N;i++)
// 		{
// 			if (d[i])
// 				cout<<"YES"<<endl;
// 			else
// 				cout<<"NO"<<endl;
// 		}
	return 0;
}

C++: #include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef complex<double> P;
typedef pair<int,int> pii;
#define REP(i,n) for(ll i=0;i<n;++i)
#define REPR(i,n) for(ll i=1;i<n;++i)
#define FOR(i,a,b) for(ll i=a;i<b;++i)

#define DEBUG(x) cout<<#x<<": "<<x<<endl
#define DEBUG_VEC(v) cout<<#v<<":";REP(i,v.size())cout<<" "<<v[i];cout<<endl
#define ALL(a) (a).begin(),(a).end()

#define MOD (ll)(1e9+7)
#define ADD(a,b) a=((a)+(b))%MOD
#define FIX(a) ((a)%MOD+MOD)%MOD

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

C++: #include <stdio.h>
#include <stdlib.h> 
#include <math.h>
int main ()
{
	long a,b,c;
	int n;
	while(scanf("%d",&n)){
		for(int i=0; i<n; i++){
			scanf("%ld %ld %ld",&a,&b,&c);
			if(abs(a*a-b*b)==c*c||a*a+b*b==c*c){
				printf("YES\n");
			}
			else{
				printf("NO\n");
			}
		}
	}
	return 0;
}

C++: #include<stdio.h>


int main(){
	int n,a[3];
	scanf("%d",&n);
	int i,j,k;
	for(k=0;k<n;k++){
		scanf("%d %d %d",&a[0],&a[1],&a[2]);
		for(i=0;i<3;i++){
			a[i]=a[i]*a[i];
		}
		j=0;
		for(i=0;i<3;i++){
			if((j=0)||(a[i%3]-a[(i+1)%3]-a[(i+2)%3]==0)){
				j=1;
			}
		}
		if(j==1){
			printf("YES\n");
		}else{
			printf("NO\n");
		}

	}
	return 0;
}