[BOJ] 16235 나무 재테크

Time Lapse :NONE

16235.cpp

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
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
#include <iostream>
#include <algorithm>
#include <math.h>
#include <vector>

using namespace std;
int N,M,K;
int yangbun[11][11];
int cur_yangbun[11][11];
int add_yangbun[11][11];
vector<int> trees[11][11];
int dx[8] = {-1,0,1,-1,1,-1,0,1};
int dy[8] = {-1,-1,-1,0,0,1,1,1};

void bunsik(int x, int y)
{
for(int i=0;i<8;i++)
{
int near_x = x + dx[i];
int near_y = y + dy[i];
if(1<=near_x && near_x<=N && 1<=near_y && near_y<=N)
{
trees[near_y][near_x].push_back(1);
}
}
}

void spring()
{
for(int i=1;i<=N;i++){
for(int j=1;j<=N;j++){
sort(trees[i][j].begin(),trees[i][j].end());
for(int k = 0; k<trees[i][j].size();k++){
if(trees[i][j].at(k)==0)
continue;

if(trees[i][j].at(k)<=cur_yangbun[i][j]){
cur_yangbun[i][j] -= trees[i][j].at(k);
trees[i][j].at(k) = trees[i][j].at(k) + 1;
}
else{
add_yangbun[i][j] += trees[i][j].at(k)/2;
trees[i][j].erase(trees[i][j].begin()+k);
k=k-1;
}
}
}
}
}
void summer()
{
for(int i=1;i<=N;i++)
{
for(int j=1;j<=N;j++)
{
cur_yangbun[i][j] += add_yangbun[i][j];
add_yangbun[i][j] = 0;
}
}
}

void fall()
{
for(int i=1;i<=N;i++)
{
for(int j=1;j<=N;j++)
{
for(int k=0;k<trees[i][j].size();k++)
{
if((trees[i][j].at(k)%5)==0 && trees[i][j].at(k)>0)
{
bunsik(j,i);
}
}
}
}
}

void winter()
{
for(int i=1;i<=N;i++)
{
for(int j=1;j<=N;j++)
{
cur_yangbun[i][j] += yangbun[i][j];
}
}

}

int main(void)
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
cin>>N>>M>>K;
for(int i=1;i<=N;i++)
{
for(int j=1;j<=N;j++)
{
cin>>yangbun[i][j];
cur_yangbun[i][j]=5;
trees[i][j].push_back(0);
}
}
for(int i=0;i<M;i++)
{
int x,y,age;
cin>>x>>y>>age;
trees[x][y].push_back(age);
}

for(int i=0;i<K;i++)
{
spring();
summer();
fall();
winter();
}
int ans = 0;
for(int i=1;i<=N;i++)
{
for(int j=1;j<=N;j++)
{
ans += trees[i][j].size()-1;
}
}
cout<<ans<<endl;
}
Author: Song Hayoung
Link: https://songhayoung.github.io/2020/07/30/PS/BOJ/16235/
Copyright Notice: All articles in this blog are licensed under CC BY-NC-SA 4.0 unless stating additionally.