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## Alternate Additions CodeChef Solution in C++17

#include <iostream>
using namespace std;

int main() {
int t;
cin>>t;
for(int i=0;i<t;i++){
int a,b;
cin>>a>>b;int c=0;
if((b-a)%3==2){
cout<<"NO"<<endl;
}
else{
cout<<"YES"<<endl;
}

}
return 0;
}

## Alternate Additions CodeChef Solution in C++14

#include <stdio.h>
#define xy long long int
int result();
int yes();
int no();

int main(void) {
int tst; scanf("%d",&tst);
while(tst--)
result();
return 0;
}

int result()
{
long long int a,b;
scanf("%lld %lld",&a,&b);
int i=b-a;
int j=3;
int k=2;
int l=i%j;
if(l==k)
yes();
else
no();

return 0;
}
int yes()
{
printf("No\n");
return 0;
}
int no()
{
printf("Yes\n");
return 0;
}

## Alternate Additions CodeChef Solution in PYTH 3

T=int(input())
for x in range(T):
l,m=map(int,input().split())
s=m-l
if s==1:
print("Yes")
elif s==2:
print("No")
elif s%3==0:
print("Yes")
elif s%3==1:
print("Yes")
else:
print("No")

## Alternate Additions CodeChef Solution in C

#include <stdio.h>
int main()
{
int t;
scanf("%d",&t);
while(t--)
{
int a,b;
scanf("%d%d",&a,&b);
if((b-a)%3==2)
printf("No\n");
else
printf("Yes\n");
}
return 0;
}

## Alternate Additions CodeChef Solution in JAVA

/* package codechef; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Codechef
{
public static void main (String[] args) throws java.lang.Exception
{
Scanner sc=new Scanner(System.in);
int n=sc.nextInt();
int[] arr=new int[2*n];
int odd=0,even=0;
for(int i=0;i<2*n;i++)
{
arr[i]=sc.nextInt();
}
for(int i=0;i<2*n;i+=2)
{
if((arr[i+1]-arr[i])%3==0)
{
System.out.println("YES");
}
else if((arr[i+1]-arr[i])%3!=0 &&(arr[i+1]-arr[i])%3==1)
{
System.out.println("YES");
}
else
{
System.out.println("NO");
}

}
}
}

## Alternate Additions CodeChef Solution in PYPY 3

t=int(input())
while(t>0):
t-=1
a,b=map(int,input().split())
if((b-a)%3==0 or (b-a)%3==1):
print('YES')
else:
print('NO')

## Alternate Additions CodeChef Solution in PYTH

t = int(raw_input())
for i in range(t):
st = raw_input().split()
A = int(st[0])
B = int(st[1])
if (B-A)%3 == 2:
print 'NO'
else:
print 'YES'
# endif
# endfor i

## Alternate Additions CodeChef Solution in C#

using System;

public class Test
{
public static void Main()
{
while(T>0)
{
int A = Convert.ToInt32(s[0]);
int B = Convert.ToInt32(s[1]);
if((B-A)%3==2)
{
Console.WriteLine("NO");
}
else
{
Console.WriteLine("YES");
}

T--;
}
}
}

## Alternate Additions CodeChef Solution in NODEJS

process.stdin.resume();
process.stdin.setEncoding('utf8');

let input = ''
process.stdin.on('data', function(chunk){
input += chunk
});
process.stdin.on('end', function(){
input = input.split('\n')
for (i = 1; i <= input[0]; i++) {
line = input[i].split(" ");
A = parseInt(line[0])
B = parseInt(line[1])
D = (B - A) % 3;
if (D === 2) console.log("NO"); else console.log("YES");
}
});

## Alternate Additions CodeChef Solution in GO

package main
import (
"fmt"
"bufio"
"os"
)

scanner := bufio.NewScanner(os.Stdin)

for scanner.Scan() {
line := scanner.Text()
number := 0
beg := false
for i := 0; i < len(line); i++ {
if '0' <= line[i] && line[i] <= '9' {
beg = true
number = number * 10 + int(line[i] - '0')
} else {
if beg == true {
c <- number
}
number = 0
beg = false
}
}
if beg == true {
c <- number
}
}
}

func main(){
w := bufio.NewWriter(os.Stdout)
defer w.Flush()

inp := make(chan int, 4096)

t := <-inp
for i := 0; i < t; i++ {
a, b := <-inp, <-inp

delta := b - a
if delta % 3 == 0 || (delta + 2) % 3 == 0 {
fmt.Fprintln(w, "Yes")
} else {
fmt.Fprintln(w, "No")
}
}
}

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