#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define int ll
#define FOR(i, a, b) for (int i=(a); i<(b); i++)
#define REP(i, n) FOR(i, 0, n)
#define REP1(i, n) FOR(i, 1, n+1)
#define RREP(i, n) for (int i=(n)-1; i>=0; i--)
#define pii pair<int, int>
#define f first
#define s second
#define pb push_back
#define ALL(x) (x).begin(), (x).end()
#define SZ(x) (int)((x).size())
const ll maxn = 505;
const ll inf = (1ll<<60);
int r, c, a, b;
int arr[maxn][maxn];
int spf[maxn][maxn];
void inp(){
ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
cin>>r>>c>>a>>b;
if (a>b) swap(a, b);
REP1(i, r){
REP1(j, c){
cin>>arr[i][j];
spf[i][j] = spf[i-1][j] + arr[i][j];
}
}
}
int ans = inf;
vector<int> tmp;
int cval = 0;
void check(){
ans = min(ans, abs(a-cval)+abs(b-cval));
}
void run(){
int R=0;
cval = 0;
check();
REP(i, c){
while(R<c && cval < a){
check();
cval+=tmp[R];
R++;
}
check();
cval-=tmp[i];
check();
}
}
void solve(){
REP1(i, r){
FOR(j, i, r+1){
tmp.clear();
REP1(k, c){
tmp.pb(spf[j][k] - spf[i-1][k]);
}
run();
}
}
}
signed main(){
inp();
solve();
cout<<ans<<endl;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
468 KB |
Output is correct |
| 2 |
Correct |
1 ms |
468 KB |
Output is correct |
| 3 |
Correct |
1 ms |
468 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
468 KB |
Output is correct |
| 6 |
Correct |
1 ms |
468 KB |
Output is correct |
| 7 |
Correct |
1 ms |
468 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
324 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
468 KB |
Output is correct |
| 2 |
Correct |
1 ms |
468 KB |
Output is correct |
| 3 |
Correct |
1 ms |
468 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
468 KB |
Output is correct |
| 6 |
Correct |
1 ms |
468 KB |
Output is correct |
| 7 |
Correct |
1 ms |
468 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
324 KB |
Output is correct |
| 10 |
Correct |
3 ms |
852 KB |
Output is correct |
| 11 |
Correct |
7 ms |
1224 KB |
Output is correct |
| 12 |
Correct |
6 ms |
1112 KB |
Output is correct |
| 13 |
Correct |
6 ms |
1148 KB |
Output is correct |
| 14 |
Correct |
1 ms |
468 KB |
Output is correct |
| 15 |
Correct |
7 ms |
1212 KB |
Output is correct |
| 16 |
Correct |
6 ms |
1140 KB |
Output is correct |
| 17 |
Correct |
6 ms |
1108 KB |
Output is correct |
| 18 |
Correct |
6 ms |
1108 KB |
Output is correct |
| 19 |
Correct |
6 ms |
1108 KB |
Output is correct |
| 20 |
Correct |
5 ms |
1108 KB |
Output is correct |
| 21 |
Correct |
6 ms |
1176 KB |
Output is correct |
| 22 |
Correct |
6 ms |
1056 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
468 KB |
Output is correct |
| 2 |
Correct |
1 ms |
468 KB |
Output is correct |
| 3 |
Correct |
1 ms |
468 KB |
Output is correct |
| 4 |
Correct |
1 ms |
340 KB |
Output is correct |
| 5 |
Correct |
1 ms |
468 KB |
Output is correct |
| 6 |
Correct |
1 ms |
468 KB |
Output is correct |
| 7 |
Correct |
1 ms |
468 KB |
Output is correct |
| 8 |
Correct |
1 ms |
340 KB |
Output is correct |
| 9 |
Correct |
1 ms |
324 KB |
Output is correct |
| 10 |
Correct |
3 ms |
852 KB |
Output is correct |
| 11 |
Correct |
7 ms |
1224 KB |
Output is correct |
| 12 |
Correct |
6 ms |
1112 KB |
Output is correct |
| 13 |
Correct |
6 ms |
1148 KB |
Output is correct |
| 14 |
Correct |
1 ms |
468 KB |
Output is correct |
| 15 |
Correct |
7 ms |
1212 KB |
Output is correct |
| 16 |
Correct |
6 ms |
1140 KB |
Output is correct |
| 17 |
Correct |
6 ms |
1108 KB |
Output is correct |
| 18 |
Correct |
6 ms |
1108 KB |
Output is correct |
| 19 |
Correct |
6 ms |
1108 KB |
Output is correct |
| 20 |
Correct |
5 ms |
1108 KB |
Output is correct |
| 21 |
Correct |
6 ms |
1176 KB |
Output is correct |
| 22 |
Correct |
6 ms |
1056 KB |
Output is correct |
| 23 |
Correct |
525 ms |
6692 KB |
Output is correct |
| 24 |
Correct |
521 ms |
6688 KB |
Output is correct |
| 25 |
Correct |
524 ms |
6688 KB |
Output is correct |
| 26 |
Correct |
520 ms |
6684 KB |
Output is correct |
| 27 |
Correct |
364 ms |
5836 KB |
Output is correct |
| 28 |
Correct |
522 ms |
6688 KB |
Output is correct |
| 29 |
Correct |
513 ms |
6684 KB |
Output is correct |
| 30 |
Correct |
526 ms |
6684 KB |
Output is correct |
| 31 |
Correct |
70 ms |
4180 KB |
Output is correct |
| 32 |
Correct |
544 ms |
6688 KB |
Output is correct |
| 33 |
Correct |
525 ms |
6688 KB |
Output is correct |
| 34 |
Correct |
518 ms |
6728 KB |
Output is correct |
| 35 |
Correct |
520 ms |
6688 KB |
Output is correct |
| 36 |
Correct |
528 ms |
6728 KB |
Output is correct |
| 37 |
Correct |
543 ms |
6688 KB |
Output is correct |
| 38 |
Correct |
531 ms |
6688 KB |
Output is correct |
| 39 |
Correct |
518 ms |
6696 KB |
Output is correct |
| 40 |
Correct |
517 ms |
6688 KB |
Output is correct |
| 41 |
Correct |
504 ms |
5432 KB |
Output is correct |
| 42 |
Correct |
509 ms |
5528 KB |
Output is correct |
| 43 |
Correct |
504 ms |
5432 KB |
Output is correct |
| 44 |
Correct |
501 ms |
5452 KB |
Output is correct |
