Solution-CF294-D2-A

#include <iostream>

using namespace std;

int main()
{
    int numberOfWires=0;
    cin>>numberOfWires;
    int birdArr[numberOfWires];
    for(int index1=0; index1<numberOfWires; index1++)
    {
        cin>>birdArr[index1];
    }
    int numberOfShots=0;
    cin>>numberOfShots;
    int birdPositionFromLeft=0;
    int wirePosition=0;
    for(int index2=0; index2<numberOfShots; index2++)
    {
        cin>>wirePosition;
        cin>>birdPositionFromLeft;
        if(wirePosition==1){
            birdArr[wirePosition]+=(birdArr[wirePosition-1]-birdPositionFromLeft);
            //birdArr[wirePosition-2]+=birdPositionFromLeft-1;
            birdArr[wirePosition-1]=0;
        }
        else if(wirePosition==numberOfWires){
            //birdArr[wirePosition]+=(birdArr[wirePosition-1]-birdPositionFromLeft);
            birdArr[wirePosition-2]+=birdPositionFromLeft-1;
            birdArr[wirePosition-1]=0;
        }
        else{
            birdArr[wirePosition]+=(birdArr[wirePosition-1]-birdPositionFromLeft);
            birdArr[wirePosition-2]+=birdPositionFromLeft-1;
            birdArr[wirePosition-1]=0;
        }
    }
    for(int index3=0;index3<numberOfWires;index3++){
        cout<<birdArr[index3]<<endl;
    }
    return 0;
}