Submission #8343183
Source Code Expand
#include<bits/stdc++.h>
#define rep(i,a,b) for(int i=a;i<b;i++)
#define rrep(i,a,b) for(int i=a;i>=b;i--)
#define fore(i,a) for(auto &i:a)
#define all(x) (x).begin(),(x).end()
//#pragma GCC optimize ("-O3")
using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); }
typedef long long ll; const int inf = INT_MAX / 2; const ll infl = 1LL << 60;
template<class T>bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; }
template<class T>bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; }
//---------------------------------------------------------------------------------------------------
/*---------------------------------------------------------------------------------------------------
∧_∧
∧_∧ (´<_` ) Welcome to My Coding Space!
( ´_ゝ`) / ⌒i @hamayanhamayan
/ \ | |
/ / ̄ ̄ ̄ ̄/ |
__(__ニつ/ _/ .| .|____
\/____/ (u ⊃
---------------------------------------------------------------------------------------------------*/
int N, M;
string B[50];
//---------------------------------------------------------------------------------------------------
int count(int sy, int ty, char c) { // [sy, ty)
int res = 0;
rep(y, sy, ty) rep(x, 0, M) if (B[y][x] == c) res++;
return res;
}
//---------------------------------------------------------------------------------------------------
void _main() {
cin >> N >> M;
rep(i, 0, N) cin >> B[i];
int ans = inf;
rep(white, 1, N) rep(blue, 1, N) {
int red = N - white - blue;
if (0 < red) {
int tot = 0;
tot += white * M - count(0, white, 'W');
tot += blue * M - count(white, white + blue, 'B');
tot += red * M - count(white + blue, white + blue + red, 'R');
chmin(ans, tot);
}
}
cout << ans << endl;
}
Submission Info
Judge Result
Set Name |
set01 |
set02 |
set03 |
set04 |
set05 |
Score / Max Score |
20 / 20 |
20 / 20 |
20 / 20 |
20 / 20 |
20 / 20 |
Status |
|
|
|
|
|
Set Name |
Test Cases |
set01 |
data1 |
set02 |
data2 |
set03 |
data3 |
set04 |
data4 |
set05 |
data5 |
Case Name |
Status |
Exec Time |
Memory |
data1 |
AC |
1 ms |
256 KiB |
data2 |
AC |
1 ms |
256 KiB |
data3 |
AC |
5 ms |
256 KiB |
data4 |
AC |
5 ms |
256 KiB |
data5 |
AC |
5 ms |
256 KiB |