Submission

Score: 0

User: Mano

Problemset: fireball

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-11 09:54:14

#include<iostream>
#include<vector>
using namespace std;
int sum(vector<vector<int>> &arr,int x, int y){
    int res=0;
    for(int i=0;i<x;i++){
        for(int j=0;j<y;j++){
            res+=arr[i][j];
        }
    }
    return res;
}
int main(){
    int x,y,z,res;
    cin>>x>>y>>z;
    vector<vector<int>> arr(x,vector<int> (y,0));
    vector<vector<int>> fire(z,vector<int> (2,0));
    for(int i=0;i<x;i++){
        for(int j=0;j<y;j++){
            cin>>arr[i][j];
        }
    }
    for(int i=0;i<z;i++){
        for(int j=0;j<2;j++){
            cin>>fire[i][j];
            fire[i][j]-=1;
        }
    }
    for(int i=0;i<z;i++){
        if(arr[fire[i][0]][fire[i][1]]==1){
            arr[fire[i][0]][fire[i][1]]=0;
            if(fire[i][0]+1<x )arr[fire[i][0]+1][fire[i][1]]=0;
            if(fire[i][0]-1>=0 )arr[fire[i][0]-1][fire[i][1]]=0;
            if(fire[i][1]+1<y )arr[fire[i][0]][fire[i][1]+1]=0;
            if(fire[i][1]-1>=0 )arr[fire[i][0]][fire[i][1]-1]=0;
        }
        res=sum(arr,x,y);
        cout<<res<<endl;
    }
    return 0;
}