#include "wombats.h"
#include<bits/stdc++.h>
#define fori(a,b,c) for(int a=b; a<c; a++)
#define ford(a,b,c) for(int a=b; a>=c; a++)
#define pb push_back
#define pq priority_queue
#define fi first
#define se second
#define pii pair<int,int>
#define mp make_pair
using namespace std;
int r,c,h[5000][200],v[5000][200];
int wom=0;
void init(int R, int C, int H[5000][200], int V[5000][200]) {
r=R;
c=C;
fori(i,0,r){
fori(j,0,c-1){
h[i][j]=H[i][j];
wom+=h[i][j];
}
}
fori(i,0,r-1){
fori(j,0,c){
v[i][j]=V[i][j];
wom+=v[i][j];
}
}
}
void changeH(int P, int Q, int W) {
wom-=h[P][Q];
h[P][Q]=W;
wom+=h[P][Q];
}
void changeV(int P, int Q, int W) {
wom-=v[P][Q];
v[P][Q]=W;
wom+=v[P][Q];
}
int escape(int V1, int V2) {
return wom;
}
