Bank Account

input/code.cpp: In function 'int main()':
input/code.cpp:10:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(size_t i=1;i<n;i++){
                 ~^~
input/code.cpp:16:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(size_t i=0;i<q;i++){
                 ~^~

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


int main(){
 ios_base::sync_with_stdio(0);
 int n,q;
 cin>>n>>q;
 int d[500100],input,input0;d[0]=0;cin>>d[1];
 for(size_t i=1;i<n;i++){
  cin>>input;
  //cout<<input<<" "<<d[i-1]<<"\n";
  d[i+1]=d[i]+input;
 }
 
 for(size_t i=0;i<q;i++){
  cin>>input>>input0;
  // cout<<d[input-1]<<" "<<d[input0]<<"\n";
  cout<<d[input0]-d[input-1]<<"\n";
 }
 return 0;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED

Test 12

Verdict: ACCEPTED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: ACCEPTED

Test 18

Verdict: ACCEPTED

Test 19

Verdict: ACCEPTED

Test 20

Verdict: ACCEPTED