Go: package main

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

func main() {
	scanner := bufio.NewScanner(os.Stdin)
	scanner.Scan()
	n, _ := strconv.Atoi(scanner.Text())
	num := int(n)
	var strs []string
	var a, b, c int
	var res string
	var YES string = "YES"
	var NO string = "NO"
	for i := 0; i < num; i++ {
		scanner.Scan()
		strs = strings.Split(scanner.Text(), " ")
		a, _ = strconv.Atoi(strs[0])
		b, _ = strconv.Atoi(strs[1])
		c, _ = strconv.Atoi(strs[2])

		res = NO
		if c*c == (a*a+b*b) || b*b == (a*a+c*c) || a*a == (b*b+c*c) {
			res = YES
		}
		fmt.Printf("%s\n", res)
	}
}

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

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

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

  return 0;
}

C++: #include <iostream>
using namespace std;
int main(int argc, char const *argv[])
{
    int n;
    cin>>n;
    while (n--)
        {
            int a,b,c;
            if (a*a + b*b =c*c)
            
                cout<<"YES";
                else 
                    cout<<"NO";
            
        }
    return 0;
}

C++: #include<stdio.h>
int main(void)
{
	int n,i,w,a,s,d,x,j,z[1000];
	while(scanf("%d",&n)!=EOF){
		for(i=0;i<n;i++){
			scanf("%d %d %d",&a,&s,&d);
			if(a>s&&d<a){
				w=(d*d)+(s*s);
				x=a*a;
					if(w==x){
						z[i]=1;
					}
					else{
						z[i]=0;
					}	
			}	
			if(a<d&&d>s){
				w=(a*a)+(s*s);
				x=d*d;
					if(w==x){
						z[i]=1;
					}
					else{
						z[i]=0;
					}				
			}
			if(a<s&&s>d){
				w=(d*d)+(s*s);
				x=s*s;
					if(w==x){
						z[i]=1;
					}
					else{
						z[i]=0;
					}				
			}
			if(a==s&&s==d){
				z[i]=0;
			}	
		for(i=0;i<n;i++){
			if(z[i]==1){
				printf("YES\n");
			}	
			if(z[i]==0){
				printf("NO\n");
			}
		}	
		}
	}
	return 0;
}

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

bool tri(int x,int y,int z){
	return (x*x+y*y==z*z)?1:0;
}

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

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

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

C++: #include <iostream>
 
using namespace std;
 
int main(){
  int num,tmp;
 
  cin >> num;

  int a[num][3];


  for(int i=0; i<num; ++i)
    cin >> a[i][0] >> a[i][1] >> a[i][2];


  for(int i=0; i<num; ++i){
    
    for(int j=0; j<3; ++j){
      for(int k=j+1; k<3; ++k){
	if(a[i][j] < a[i][k]){
	  tmp = a[i][j];
	  a[i][j] = a[i][k];
	  a[i][k] = tmp;
	}
      }
    }
    
    if(a[i][0]*a[i][0] == a[i][1]*a[i][1] + a[i][2]*a[i][2]){
      cout << "YES\n";
    }else{
      cout << "NO\n";
    }
  }  

}

C++: #include <bits/stdc++.h>
using namespace std;

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

C++: #include <stdio.h>

using namespace std;

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

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

int main() {
	int i, a[3];
	cin >> i;
	for (int j = 0; i > j; j++) {
		cin >> a[0] >> a[1] >> a[2];

		sort(a,a+3);

		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;
	int sd[3];
	int max,m=-1;
	bool isRect=false;
	bool isTri=true;

	cin>>n;

	for(int i=0;i<n;++i){
		cin>>sd[0]>>sd[1]>>sd[2];
		//長辺の判定
		max=0;
		for(int i=0;i<3;++i){
			if(sd[i]==0){isTri=false;}
			if(sd[i]>max){m=i;max=sd[i];}
		}

		//直角三角形の判定
		if(isTri){
			switch(m){
			case 0:
				if(sd[0]*sd[0] == (sd[1]*sd[1] + sd[2]*sd[2])){isRect=true;}else{isRect=false;}
				break;
			case 1:
				if(sd[1]*sd[1] == (sd[0]*sd[0] + sd[2]*sd[2])){isRect=true;}else{isRect=false;}
				break;
			case 2:
				if(sd[2]*sd[2] == (sd[1]*sd[1] + sd[0]*sd[0])){isRect=true;}else{isRect=false;}
				break;
			}
		}

		if(isRect){cout<<"YES\n";}else{cout<<"NO\n";}

	}
}

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

using namespace std;

int main(void){
  int data1[1000],data2[1000],data3[1000],data4[1000];
  int g,i;
  cin >> g;
  for(i=0;i<g;i++){
    cin >> data1[i] >> data2[i] >> data3[i];
  }
  int m,j;
  i=0;
  for(i=0;i<g;i++){
    for(j=0;j<3;j++){
      if(data1[i] < data2[i]){ m = data2[i]; data2[i] = data1[i]; data1[i] = m;  }
      if(data2[i] < data3[i]){ m = data3[i]; data3[i] = data2[i]; data2[i] = m;  }
    }
    if(pow(data1[i],2) == (pow(data2[i],2)+pow(data3[i],2))) cout << "YES" <<endl;
    else cout << "NO" << endl;
  }

}

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

int main(){
  int a,b,c;
  while(scanf("%d %d %d",&a,&b,&c)!=EOF){
  a*=a;
  b*=b;
  c*=c;
  if(a==(b+c)||b==(a+c)||c==(a+b))cout << "YES" <<endl;
  else cout << "NO" <<endl;
  }
  return 0;
}

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

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

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

using namespace std;

int main() {
	int kaisu;
	int x,y,z;
	int kekka;
	
	cin >> kaisu;
	
	for(int i = 1; i <= kaisu; i++){
	cin >> x >> y >> z;
	int array[3];
	array[0] = x;
	array[1] = y;
	array[2] = z;
		if( array[0] < array[1] ){
		swap(array[0],array[1]);
		}
		if( array[0] < array[2] ){
		swap(array[0],array[2]);
		}
		if( array[1] < array[2] ){
		swap(array[1],array[2]);
		}
	kekka = ((array[1]*array[1]+array[2]*array[2])-array[0]*array[0])/2*array[1]*array[2];
	if (kekka == 0){
	cout << "YES"<<endl;
	}
	else {
	cout << "NO" << endl;
	}
	}

    return 0;
}

C++: i;main(a,b,c){for(scanf("%*d"),i=400;i--&&~scanf("%d%d%d",&a,&b,&c);puts((a+b-c&&b+c-a&&a+c-b)?"NO":"YES"))a*=a,b*=b,c*=c;exit(0);}

C++: #include <iostream>

using namespace std;

int main() {

	int dataNum;

	cin >> dataNum;

	for (int i = 0; i < dataNum; i ++) {
		
		int hen[3];

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

		//????????????????????§?????????
		for (int j = dataNum - 1; j > 0; j--) {
			for (int k = 0; k < j; k++) {
				if (hen[k] > hen[k + 1]) {
					int dummy = hen[k];
					hen[k] = hen[k + 1];
					hen[k + 1] = dummy;
				}
			}
		}

		//??´?§?????????§??????
		if (hen[0] * hen[0] + hen[1] * hen[1] == hen[2] * hen[2]) {
			cout << "Yes" << endl;
		}
		else {
			cout << "No" << endl;
		}
	}

	return 0;
}

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

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