oj.uz

Submission #742379

# Submission time Handle Problem Language Result Execution time Memory
742379 2023-05-16T07:38:40 Z jamielim Gardening (RMI21_gardening) C++14
100 / 100
 199 ms 18500 KB 
#include <bits/stdc++.h>
using namespace std;

#define fi first
#define se second
#define mp make_pair
#define pb emplace_back
#define ALL(x) x.begin(),x.end()
#define SZ(x) (int)x.size()
typedef long long ll;
typedef pair<int,int> ii;
typedef pair<ii,ii> i4;
typedef vector<int> vi;
const int MOD=1000000007;
const int INF=1012345678;
const ll LLINF=1012345678012345678LL;
const double PI=3.1415926536;
const double EPS=1e-14;

int t;
ll n,m,k;

typedef pair<ii,int> i3;
map<i3,bool> memo;
map<i3,int> jump;

bool dp(int x,int y,int z){
	if(z==0)return 1;
	if(x==1||y==1)return 0; // x=1 or y=1 but z>0
	i3 p=mp(mp(x,y),z);
	if(memo.find(p)!=memo.end())return memo[p];
	if(z>=x+y-2){
		bool b=dp(x-1,y-1,z-(x+y-2));
		if(b){
			jump[p]=1;
			return memo[p]=1;
		}
	}
	if(dp(x,y-1,z)){
		jump[p]=2;
		return memo[p]=1;
	}else if(dp(x-1,y,z)){
		jump[p]=3;
		return memo[p]=1;
	}
	jump[p]=0;
	return memo[p]=0;
}

int main(){
	scanf("%d",&t);
	while(t--){
		scanf("%lld%lld%lld",&n,&m,&k);
		if(n%2==1||m%2==1||n*m<4*k||k<max(n,m)/2){
			printf("NO\n");
			continue;
		}
		int x=n/2,y=m/2,z=n*m/4-k;
		if(dp(x,y,z)){
			printf("YES\n");
			int arr[n][m]; memset(arr,-1,sizeof(arr));
			int sx=0,ex=n-1,sy=0,ey=m-1;
			while(z!=0){
				i3 p=mp(mp(x,y),z);
				if(jump[p]==1){
					for(int i=sx;i<=ex;i++){
						arr[i][sy]=k;
						arr[i][ey]=k;
					}
					for(int i=sy;i<=ey;i++){
						arr[sx][i]=k;
						arr[ex][i]=k;
					}
					sx++;ex--;sy++;ey--;
					x--;y--;z-=(x+y);
					k--;
				}else if(jump[p]==2){
					for(int i=0;i<x;i++){
						arr[sx+2*i][ey-1]=k;
						arr[sx+2*i+1][ey-1]=k;
						arr[sx+2*i][ey]=k;
						arr[sx+2*i+1][ey]=k;
						k--;
					}
					ey-=2;
					y--;
				}else{
					for(int i=0;i<y;i++){
						arr[ex-1][sy+2*i]=k;
						arr[ex-1][sy+2*i+1]=k;
						arr[ex][sy+2*i]=k;
						arr[ex][sy+2*i+1]=k;
						k--;
					}
					ex-=2;
					x--;
				}
			}
			for(int i=0;i<(ex-sx+1)/2;i++){
				for(int j=0;j<(ey-sy+1)/2;j++){
					arr[sx+2*i][sy+2*j]=k;
					arr[sx+2*i][sy+2*j+1]=k;
					arr[sx+2*i+1][sy+2*j]=k;
					arr[sx+2*i+1][sy+2*j+1]=k;
					k--;
				}
			}
			for(int i=0;i<n;i++){
				for(int j=0;j<m;j++){
					printf("%d ",arr[i][j]);
				}
				printf("\n");
			}
		}else printf("NO\n");
	}
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:51:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   51 |  scanf("%d",&t);
      |  ~~~~~^~~~~~~~~
Main.cpp:53:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   53 |   scanf("%lld%lld%lld",&n,&m,&k);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 612 KB Correct! Azusa and Laika like the garden :)

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 612 KB Correct! Azusa and Laika like the garden :)
2 Correct 11 ms 596 KB Correct! Azusa and Laika like the garden :)
3 Correct 12 ms 596 KB Correct! Azusa and Laika like the garden :)

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 612 KB Correct! Azusa and Laika like the garden :)
2 Correct 11 ms 596 KB Correct! Azusa and Laika like the garden :)
3 Correct 12 ms 596 KB Correct! Azusa and Laika like the garden :)
4 Correct 13 ms 724 KB Correct! Azusa and Laika like the garden :)
5 Correct 13 ms 616 KB Correct! Azusa and Laika like the garden :)

Subtask #4
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 189 ms 18268 KB Correct! Azusa and Laika like the garden :)
2 Correct 144 ms 12856 KB Correct! Azusa and Laika like the garden :)
3 Correct 93 ms 8924 KB Correct! Azusa and Laika like the garden :)
4 Correct 159 ms 15452 KB Correct! Azusa and Laika like the garden :)
5 Correct 52 ms 4852 KB Correct! Azusa and Laika like the garden :)
6 Correct 120 ms 10880 KB Correct! Azusa and Laika like the garden :)
7 Correct 36 ms 4052 KB Correct! Azusa and Laika like the garden :)
8 Correct 106 ms 10720 KB Correct! Azusa and Laika like the garden :)
9 Correct 52 ms 5960 KB Correct! Azusa and Laika like the garden :)
10 Correct 48 ms 4880 KB Correct! Azusa and Laika like the garden :)
11 Correct 176 ms 15620 KB Correct! Azusa and Laika like the garden :)
12 Correct 95 ms 8828 KB Correct! Azusa and Laika like the garden :)
13 Correct 44 ms 4792 KB Correct! Azusa and Laika like the garden :)

Subtask #5
39.0 / 39.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
2 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
3 Correct 4 ms 428 KB Correct! Azusa and Laika like the garden :)
4 Correct 6 ms 596 KB Correct! Azusa and Laika like the garden :)
5 Correct 6 ms 596 KB Correct! Azusa and Laika like the garden :)
6 Correct 4 ms 468 KB Correct! Azusa and Laika like the garden :)
7 Correct 4 ms 468 KB Correct! Azusa and Laika like the garden :)
8 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
9 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
10 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
11 Correct 3 ms 340 KB Correct! Azusa and Laika like the garden :)
12 Correct 6 ms 428 KB Correct! Azusa and Laika like the garden :)
13 Correct 8 ms 1108 KB Correct! Azusa and Laika like the garden :)
14 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
15 Correct 4 ms 500 KB Correct! Azusa and Laika like the garden :)
16 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
17 Correct 5 ms 556 KB Correct! Azusa and Laika like the garden :)

Subtask #6
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 612 KB Correct! Azusa and Laika like the garden :)
2 Correct 11 ms 596 KB Correct! Azusa and Laika like the garden :)
3 Correct 12 ms 596 KB Correct! Azusa and Laika like the garden :)
4 Correct 13 ms 724 KB Correct! Azusa and Laika like the garden :)
5 Correct 13 ms 616 KB Correct! Azusa and Laika like the garden :)
6 Correct 189 ms 18268 KB Correct! Azusa and Laika like the garden :)
7 Correct 144 ms 12856 KB Correct! Azusa and Laika like the garden :)
8 Correct 93 ms 8924 KB Correct! Azusa and Laika like the garden :)
9 Correct 159 ms 15452 KB Correct! Azusa and Laika like the garden :)
10 Correct 52 ms 4852 KB Correct! Azusa and Laika like the garden :)
11 Correct 120 ms 10880 KB Correct! Azusa and Laika like the garden :)
12 Correct 36 ms 4052 KB Correct! Azusa and Laika like the garden :)
13 Correct 106 ms 10720 KB Correct! Azusa and Laika like the garden :)
14 Correct 52 ms 5960 KB Correct! Azusa and Laika like the garden :)
15 Correct 48 ms 4880 KB Correct! Azusa and Laika like the garden :)
16 Correct 176 ms 15620 KB Correct! Azusa and Laika like the garden :)
17 Correct 95 ms 8828 KB Correct! Azusa and Laika like the garden :)
18 Correct 44 ms 4792 KB Correct! Azusa and Laika like the garden :)
19 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
20 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
21 Correct 4 ms 428 KB Correct! Azusa and Laika like the garden :)
22 Correct 6 ms 596 KB Correct! Azusa and Laika like the garden :)
23 Correct 6 ms 596 KB Correct! Azusa and Laika like the garden :)
24 Correct 4 ms 468 KB Correct! Azusa and Laika like the garden :)
25 Correct 4 ms 468 KB Correct! Azusa and Laika like the garden :)
26 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
27 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
28 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
29 Correct 3 ms 340 KB Correct! Azusa and Laika like the garden :)
30 Correct 6 ms 428 KB Correct! Azusa and Laika like the garden :)
31 Correct 8 ms 1108 KB Correct! Azusa and Laika like the garden :)
32 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
33 Correct 4 ms 500 KB Correct! Azusa and Laika like the garden :)
34 Correct 5 ms 468 KB Correct! Azusa and Laika like the garden :)
35 Correct 5 ms 556 KB Correct! Azusa and Laika like the garden :)
36 Correct 29 ms 2380 KB Correct! Azusa and Laika like the garden :)
37 Correct 37 ms 3488 KB Correct! Azusa and Laika like the garden :)
38 Correct 57 ms 6276 KB Correct! Azusa and Laika like the garden :)
39 Correct 75 ms 7576 KB Correct! Azusa and Laika like the garden :)
40 Correct 19 ms 1720 KB Correct! Azusa and Laika like the garden :)
41 Correct 47 ms 5160 KB Correct! Azusa and Laika like the garden :)
42 Correct 138 ms 13256 KB Correct! Azusa and Laika like the garden :)
43 Correct 117 ms 11008 KB Correct! Azusa and Laika like the garden :)
44 Correct 41 ms 4268 KB Correct! Azusa and Laika like the garden :)
45 Correct 199 ms 18500 KB Correct! Azusa and Laika like the garden :)
46 Correct 27 ms 2792 KB Correct! Azusa and Laika like the garden :)
47 Correct 25 ms 2380 KB Correct! Azusa and Laika like the garden :)
48 Correct 57 ms 6224 KB Correct! Azusa and Laika like the garden :)
49 Correct 62 ms 5196 KB Correct! Azusa and Laika like the garden :)
50 Correct 129 ms 11064 KB Correct! Azusa and Laika like the garden :)
51 Correct 109 ms 10988 KB Correct! Azusa and Laika like the garden :)
52 Correct 71 ms 7516 KB Correct! Azusa and Laika like the garden :)
53 Correct 22 ms 2028 KB Correct! Azusa and Laika like the garden :)
54 Correct 60 ms 6240 KB Correct! Azusa and Laika like the garden :)
55 Correct 52 ms 5068 KB Correct! Azusa and Laika like the garden :)
56 Correct 74 ms 7604 KB Correct! Azusa and Laika like the garden :)
57 Correct 35 ms 2856 KB Correct! Azusa and Laika like the garden :)
58 Correct 21 ms 1236 KB Correct! Azusa and Laika like the garden :)
59 Correct 27 ms 1740 KB Correct! Azusa and Laika like the garden :)
60 Correct 79 ms 7696 KB Correct! Azusa and Laika like the garden :)