Submission #684227

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
684227	2023-01-20 18:00:44	mychecksedad	Chessboard (IZhO18_chessboard)	C++17	47 / 100	2025 ms	5064 KiB

chessboard

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
#define pb push_back
#define all(x) x.begin() x.end()
#define MOD (1e9+7)
const int N = 1e6;
ll n, k, ans = 1e18;
vector<array<ll, 4>> vv;
ll wh(ll x, ll y, ll d){
  x++, y++;
  if(x <= 0 || y <= 0) return 0;
  ll res = (x / d) * (y / d) / 2 * d * d;
  if(x % (2*d) >= d){
    ll y1 = y / (2*d) * 2*d;
    res += y1 / (2*d) * (x % d) * d;
    res += (x % d) * min(d, y % (2*d));
  }else{
    ll y1 = y / (2*d) * 2*d;
    res += y1 / (2*d) * (x % d) * d;
  }
  if(y % (2*d) >= d){
    ll x1 = x / (2*d) * 2*d;
    res += x1 / (2*d) * (y % d) * d;
    res += (y % d) * min(d, x % (2*d));
  }else{
    ll x1 = x / (2*d) * 2*d;
    res += x1 / (2*d) * (y % d) * d;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

chessboard.cpp: In function 'void solve()':
chessboard.cpp:41:6: warning: unused variable 'a' [-Wunused-variable]
   41 |  int a = 0;
      |      ^

• Subtask 1: 8 / 8
• Subtask 2: 8 / 8
• Subtask 3: 15 / 15
• Subtask 4: 16 / 16
• Subtask 5: 0 / 23
• Subtask 6: 0 / 30