#include "treasure.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define MAXN 105
#define FOR(i, a, b) for(ll i = a; i <= b; i++)
ll pfx[MAXN][MAXN];
void findTreasure (int N) {
ll m = N / 2;
for(int i = N; i >= 1; i--){
for(int j = N; j >= 1; j--){
if(i >= m & j >= m) {
pfx[i][j] = countTreasure(1, 1, N, N);
} else if(i >= m && j < m){
pfx[i][j] = pfx[i][N] - countTreasure(1, j + 1, i, N);
} else if(i < m && j >= m){
pfx[i][j] = pfx[N][j] = countTreasure(i + 1, 1, N, j);
} else if(i < m && j < m){
pfx[i][j] = pfx[N][j] + pfx[i][N] - (pfx[N][N] - countTreasure(i + 1, j + 1, N, N));
}
}
}
FOR(i, 1, n){
FOR(j, 1, n){
if(pfx[i][j] - pfx[i - 1][j] - pfx[i][j - 1] + pfx[i - 1][j - 1]){
Report(i, j);
}
}
}
}
Compilation message
treasure.cpp: In function 'void findTreasure(int)':
treasure.cpp:14:18: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
14 | if(i >= m & j >= m) {
| ~~^~~~
treasure.cpp:26:15: error: 'n' was not declared in this scope
26 | FOR(i, 1, n){
| ^
treasure.cpp:6:41: note: in definition of macro 'FOR'
6 | #define FOR(i, a, b) for(ll i = a; i <= b; i++)
| ^
