Submission #296093

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
296093	2020-09-10 09:07:37	Alexa2001	Painting Walls (APIO20_paint)	C++17	100 / 100	1079 ms	12984 KiB

paint

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#include "paint.h"
#include <bits/stdc++.h>
using namespace std;
const int Nmax = 1e5 + 5;
vector<int> good[Nmax];
int nr = 0, n, m;
int shift[Nmax];
bool ok[Nmax];
int dp[Nmax];
void upd(int pos, int add)
{
    nr -= (shift[pos] == m);
    shift[pos] += add;
    nr += (shift[pos] == m);
}
int minimumInstructions(int N, int M, int k, vector<int> c, vector<int> A, vector<vector<int>> B)
{
    n = N; m = M;
    int i, j;
    for(i=0; i<m; ++i)
        for(auto it : B[i])
            good[it].push_back(i);
 
 
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Compilation message (stderr)

paint.cpp: In function 'int minimumInstructions(int, int, int, std::vector<int>, std::vector<int>, std::vector<std::vector<int> >)':
paint.cpp:26:12: warning: unused variable 'j' [-Wunused-variable]
   26 |     int i, j;
      |            ^

• Subtask 1: 12 / 12
• Subtask 2: 15 / 15
• Subtask 3: 13 / 13
• Subtask 4: 23 / 23
• Subtask 5: 37 / 37