304 North Cardinal St.
Dorchester Center, MA 02124

# Root of the Problem CodeChef Solution

## Root of the Problem CodeChef Solution in C++17

``````#include <iostream>
#define ll long long int
int main()
{
int t;
std::cin >> t;
while (t--)
{
int n;
std::cin >> n;
int id[n], s[n];
int sum = 0;
for (int i = 0; i < n; i++)
{
std::cin >> id[i] >> s[i];
sum = sum + id[i] - s[i];
}
std::cout << sum << ::std::endl;
}
return 0;
}``````

## Root of the Problem CodeChef Solution in C++14

``````#include<iostream>
#include<stdio.h>
using namespace std;
int main()
{ int t; cin>>t;
int a,b;
while(t--)
{ int n;
cin>>n; int sum1=0; int sum2=0;
for(int i=0;i<n;i++)
{ cin>>a>>b; sum1+=a;
sum2+=b;
}
cout<<sum1-sum2<<endl;
}
return 0;
}``````

## Root of the Problem CodeChef Solution in PYTH 3

``````getd=int(input())

for _ in range(getd):

Ranga = int(input())

root = 0

for j in range(Ranga):

print(root)``````

## Root of the Problem CodeChef Solution in C

``````#include <stdio.h>

int main(void)
{
int j,t;
scanf("%d",&t);
for(j=0;j<t;j++)
{
int n,s1=0,s2=0;
scanf("%d",&n);
int a[n],b[n],i;
for(i=0;i<n;i++)
{
scanf("%d %d",a+i,b+i);
s1=s1+a[i];
s2=s2+b[i];
}
printf("%d\n",s1-s2);
}
return 0;
}``````

## Root of the Problem 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 s=new Scanner(System.in);
int c=0;
int x=0,y=0,j=0,root=0;
int t=s.nextInt();
while(t-->0){
c=s.nextInt();
int a[]=new int[c] ;
int arr[]=new int[c];

for( j=0;j<c;j++) {
a[j]=s.nextInt();
arr[j]=s.nextInt();
x=x+a[j];
y=y+arr[j];
}

System.out.println(x-y);
x=0;
y=0;
}

}
}``````

## Root of the Problem CodeChef Solution in PYPY 3

``````def tree():
t = int(input())
while t:
left_sum = 0
right_sum = 0
n = int(input())
for i in range(n):
l_node, r_node = [int(x) for x in input().split()]
left_sum+= l_node
right_sum+= r_node
print(left_sum - right_sum)

t=t-1
tree()``````

## Root of the Problem CodeChef Solution in PYTH

``````
t = int(raw_input());

while(t>0):
t -= 1;
ans=0;

n = int(raw_input());

for i in range(n):
id, cid = map(int, raw_input().split());

ans += id - cid;

print(ans);``````

## Root of the Problem CodeChef Solution in C#

``````using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace CodeChef
{
class RootOfProblem
{
static void Main()
{
while(T-- > 0)
{
int TotalSum = 0, IdSum = 0;
for(int i = 0; i<N; i++)
{
int[] data = Array.ConvertAll(Console.ReadLine().Split(), s => int.Parse(s));
IdSum += data[0];
TotalSum += data[1];
}
Console.WriteLine(IdSum - TotalSum);
}
}
}
}``````

## Root of the Problem CodeChef Solution in NODEJS

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

let inputString = '';
let currentLine = 0;
const separator = '\n';

process.stdin.on('data', inputStdin => {
inputString += inputStdin;
});

process.stdin.on('end', _ => {
inputString = inputString.split(separator).map(string => {
return string.trim();
});
main();
});

return inputString[currentLine++];
}

function main() {
while (t--) {
// Input begins with an integer T, the number of test cases.
// Each test case begins with an integer N, the number of nodes
// in the tree. N lines follow with 2 integers each: the id of
// a node, and the sum of the ids of its children.
// The second number will be 0 if the node has no children.
let root = 0;
while (n--) {
const [id, idsum] = readLine().split(' ').map(_ => Number(_));
root += id - idsum;
}
console.log(root);
}
}``````

## Root of the Problem CodeChef Solution in GO

``````package main

import (
"bufio"
"fmt"
"os"
)
var w = bufio.NewWriter(os.Stdout)
func printf(f string,a...interface{}){fmt.Fprintf(w,f,a...)}
func main() {
defer w.Flush()
var t int
_, _ = fmt.Fscanf(r, "%d\n", &t)
for ; t > 0; t-- {
var nodes int
_, _ = fmt.Fscanf(r, "%d\n", &nodes)
var nodeSum, sumChildsSum int
for ; nodes > 0; nodes-- {
var nodeID, sumChildID int
_, _ = fmt.Fscanf(r, "%d %d\n", &nodeID, &sumChildID)
nodeSum += nodeID
sumChildsSum += sumChildID
}

printf("%d\n", nodeSum-sumChildsSum)

}
}``````
##### Root of the Problem CodeChef Solution Review:

In our experience, we suggest you solve this Root of the Problem CodeChef Solution and gain some new skills from Professionals completely free and we assure you will be worth it.

If you are stuck anywhere between any coding problem, just visit Queslers to get the Root of the Problem CodeChef Solution.

Find on CodeChef

##### Conclusion:

I hope this Root of the Problem CodeChef Solution would be useful for you to learn something new from this problem. If it helped you then don’t forget to bookmark our site for more Coding Solutions.

This Problem is intended for audiences of all experiences who are interested in learning about Programming Language in a business context; there are no prerequisites.

Keep Learning!