oj.uz

Submission #698628

# Submission time Handle Problem Language Result Execution time Memory
698628 2023-02-14T05:57:36 Z Baytoro Collecting Stamps 3 (JOI20_ho_t3) C++17
100 / 100
 196 ms 135292 KB 
#include <bits/stdc++.h>
using namespace std;
#define ios ios::sync_with_stdio(false); cin.tie(NULL);cout.tie(NULL);
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define fr first
#define sc second
#define endl '\n'
#define int long long
#define ll long long
void fopn(string name){
	freopen((name+".in").c_str(),"r",stdin);
	freopen((name+".out").c_str(),"w",stdout);
}
const ll INF=1e18,mod=1e9+7;
const int N=205;
int dp[N][N][N][2],x[N],t[N],n,L;
void solve(){
	cin>>n>>L;
	for(int i=1;i<=n;i++) cin>>x[i];
	for(int i=1;i<=n;i++) cin>>t[i];
	memset(dp,0x3f3f3f3f,sizeof(dp));
	int S=dp[0][0][0][0];
	dp[0][0][0][0]=dp[0][0][0][1]=0;
	for(int i=0;i<n;i++){
		for(int l=0;l<=n;l++){
			for(int r=0;r<=n;r++){
				if(l+r>=n) continue;
				for(int k=0;k<2;k++){
					int a=dp[i][l][r][k];
					if(k==0) a+=(x[l+1]-x[l]);
					else     a+=(L-x[n+1-r]+x[l+1]);
					dp[i+(a<=t[l+1])][l+1][r][0]=min(dp[i+(a<=t[l+1])][l+1][r][0],a);
					a=dp[i][l][r][k];
					if(k==1) a+=(x[n+1-r]-x[n-r]+L)%L;
					else     a+=(x[l]+L-x[n-r]);
					dp[i+(a<=t[n-r])][l][r+1][1]=min(dp[i+(a<=t[n-r])][l][r+1][1],a);
				}
			}
		}
	}
	int ans=0;
	for(int i=1;i<=n;i++){
		for(int l=0;l<=n;l++)
			for(int r=0;r<=n;r++)
				if(dp[i][l][r][0]!=S || dp[i][l][r][1]!=S) ans=i;
	}
	cout<<ans;
}
main(){
	ios;
	int T=1;
	//cin>>T;
	while(T--){
		solve();
	}
}

Compilation message

ho_t3.cpp:51:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   51 | main(){
      | ^~~~
ho_t3.cpp: In function 'void fopn(std::string)':
ho_t3.cpp:13:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |  freopen((name+".in").c_str(),"r",stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ho_t3.cpp:14:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |  freopen((name+".out").c_str(),"w",stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 135084 KB Output is correct
2 Correct 50 ms 135184 KB Output is correct
3 Correct 49 ms 135144 KB Output is correct
4 Correct 49 ms 135068 KB Output is correct
5 Correct 49 ms 135124 KB Output is correct
6 Correct 58 ms 135116 KB Output is correct
7 Correct 50 ms 135164 KB Output is correct
8 Correct 49 ms 135116 KB Output is correct
9 Correct 52 ms 135124 KB Output is correct
10 Correct 51 ms 135124 KB Output is correct
11 Correct 51 ms 135176 KB Output is correct
12 Correct 50 ms 135116 KB Output is correct
13 Correct 52 ms 135084 KB Output is correct
14 Correct 50 ms 135116 KB Output is correct
15 Correct 56 ms 135132 KB Output is correct
16 Correct 50 ms 135128 KB Output is correct
17 Correct 53 ms 135064 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 135084 KB Output is correct
2 Correct 50 ms 135184 KB Output is correct
3 Correct 49 ms 135144 KB Output is correct
4 Correct 49 ms 135068 KB Output is correct
5 Correct 49 ms 135124 KB Output is correct
6 Correct 58 ms 135116 KB Output is correct
7 Correct 50 ms 135164 KB Output is correct
8 Correct 49 ms 135116 KB Output is correct
9 Correct 52 ms 135124 KB Output is correct
10 Correct 51 ms 135124 KB Output is correct
11 Correct 51 ms 135176 KB Output is correct
12 Correct 50 ms 135116 KB Output is correct
13 Correct 52 ms 135084 KB Output is correct
14 Correct 50 ms 135116 KB Output is correct
15 Correct 56 ms 135132 KB Output is correct
16 Correct 50 ms 135128 KB Output is correct
17 Correct 53 ms 135064 KB Output is correct
18 Correct 54 ms 135124 KB Output is correct
19 Correct 56 ms 135116 KB Output is correct
20 Correct 52 ms 135156 KB Output is correct
21 Correct 50 ms 135112 KB Output is correct
22 Correct 50 ms 135128 KB Output is correct
23 Correct 50 ms 135116 KB Output is correct
24 Correct 52 ms 135160 KB Output is correct
25 Correct 55 ms 135176 KB Output is correct
26 Correct 51 ms 135132 KB Output is correct
27 Correct 56 ms 135068 KB Output is correct
28 Correct 53 ms 135164 KB Output is correct
29 Correct 50 ms 135116 KB Output is correct
30 Correct 49 ms 135104 KB Output is correct
31 Correct 50 ms 135084 KB Output is correct
32 Correct 53 ms 135096 KB Output is correct
33 Correct 52 ms 135116 KB Output is correct
34 Correct 58 ms 135064 KB Output is correct
35 Correct 50 ms 135080 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 135084 KB Output is correct
2 Correct 50 ms 135184 KB Output is correct
3 Correct 49 ms 135144 KB Output is correct
4 Correct 49 ms 135068 KB Output is correct
5 Correct 49 ms 135124 KB Output is correct
6 Correct 58 ms 135116 KB Output is correct
7 Correct 50 ms 135164 KB Output is correct
8 Correct 49 ms 135116 KB Output is correct
9 Correct 52 ms 135124 KB Output is correct
10 Correct 51 ms 135124 KB Output is correct
11 Correct 51 ms 135176 KB Output is correct
12 Correct 50 ms 135116 KB Output is correct
13 Correct 52 ms 135084 KB Output is correct
14 Correct 50 ms 135116 KB Output is correct
15 Correct 56 ms 135132 KB Output is correct
16 Correct 50 ms 135128 KB Output is correct
17 Correct 53 ms 135064 KB Output is correct
18 Correct 157 ms 135176 KB Output is correct
19 Correct 91 ms 135176 KB Output is correct
20 Correct 76 ms 135180 KB Output is correct
21 Correct 94 ms 135056 KB Output is correct
22 Correct 113 ms 135168 KB Output is correct
23 Correct 65 ms 135180 KB Output is correct
24 Correct 62 ms 135208 KB Output is correct
25 Correct 67 ms 135116 KB Output is correct
26 Correct 63 ms 135176 KB Output is correct
27 Correct 74 ms 135292 KB Output is correct
28 Correct 59 ms 135136 KB Output is correct
29 Correct 66 ms 135096 KB Output is correct
30 Correct 63 ms 135076 KB Output is correct
31 Correct 68 ms 135184 KB Output is correct
32 Correct 63 ms 135116 KB Output is correct
33 Correct 65 ms 135104 KB Output is correct
34 Correct 54 ms 135080 KB Output is correct
35 Correct 72 ms 135108 KB Output is correct
36 Correct 64 ms 135184 KB Output is correct
37 Correct 67 ms 135116 KB Output is correct
38 Correct 57 ms 135168 KB Output is correct
39 Correct 68 ms 135088 KB Output is correct
40 Correct 59 ms 135184 KB Output is correct
41 Correct 186 ms 135184 KB Output is correct
42 Correct 123 ms 135180 KB Output is correct
43 Correct 183 ms 135188 KB Output is correct
44 Correct 122 ms 135232 KB Output is correct
45 Correct 191 ms 135184 KB Output is correct
46 Correct 123 ms 135116 KB Output is correct

Subtask #4
75.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 135084 KB Output is correct
2 Correct 50 ms 135184 KB Output is correct
3 Correct 49 ms 135144 KB Output is correct
4 Correct 49 ms 135068 KB Output is correct
5 Correct 49 ms 135124 KB Output is correct
6 Correct 58 ms 135116 KB Output is correct
7 Correct 50 ms 135164 KB Output is correct
8 Correct 49 ms 135116 KB Output is correct
9 Correct 52 ms 135124 KB Output is correct
10 Correct 51 ms 135124 KB Output is correct
11 Correct 51 ms 135176 KB Output is correct
12 Correct 50 ms 135116 KB Output is correct
13 Correct 52 ms 135084 KB Output is correct
14 Correct 50 ms 135116 KB Output is correct
15 Correct 56 ms 135132 KB Output is correct
16 Correct 50 ms 135128 KB Output is correct
17 Correct 53 ms 135064 KB Output is correct
18 Correct 54 ms 135124 KB Output is correct
19 Correct 56 ms 135116 KB Output is correct
20 Correct 52 ms 135156 KB Output is correct
21 Correct 50 ms 135112 KB Output is correct
22 Correct 50 ms 135128 KB Output is correct
23 Correct 50 ms 135116 KB Output is correct
24 Correct 52 ms 135160 KB Output is correct
25 Correct 55 ms 135176 KB Output is correct
26 Correct 51 ms 135132 KB Output is correct
27 Correct 56 ms 135068 KB Output is correct
28 Correct 53 ms 135164 KB Output is correct
29 Correct 50 ms 135116 KB Output is correct
30 Correct 49 ms 135104 KB Output is correct
31 Correct 50 ms 135084 KB Output is correct
32 Correct 53 ms 135096 KB Output is correct
33 Correct 52 ms 135116 KB Output is correct
34 Correct 58 ms 135064 KB Output is correct
35 Correct 50 ms 135080 KB Output is correct
36 Correct 157 ms 135176 KB Output is correct
37 Correct 91 ms 135176 KB Output is correct
38 Correct 76 ms 135180 KB Output is correct
39 Correct 94 ms 135056 KB Output is correct
40 Correct 113 ms 135168 KB Output is correct
41 Correct 65 ms 135180 KB Output is correct
42 Correct 62 ms 135208 KB Output is correct
43 Correct 67 ms 135116 KB Output is correct
44 Correct 63 ms 135176 KB Output is correct
45 Correct 74 ms 135292 KB Output is correct
46 Correct 59 ms 135136 KB Output is correct
47 Correct 66 ms 135096 KB Output is correct
48 Correct 63 ms 135076 KB Output is correct
49 Correct 68 ms 135184 KB Output is correct
50 Correct 63 ms 135116 KB Output is correct
51 Correct 65 ms 135104 KB Output is correct
52 Correct 54 ms 135080 KB Output is correct
53 Correct 72 ms 135108 KB Output is correct
54 Correct 64 ms 135184 KB Output is correct
55 Correct 67 ms 135116 KB Output is correct
56 Correct 57 ms 135168 KB Output is correct
57 Correct 68 ms 135088 KB Output is correct
58 Correct 59 ms 135184 KB Output is correct
59 Correct 186 ms 135184 KB Output is correct
60 Correct 123 ms 135180 KB Output is correct
61 Correct 183 ms 135188 KB Output is correct
62 Correct 122 ms 135232 KB Output is correct
63 Correct 191 ms 135184 KB Output is correct
64 Correct 123 ms 135116 KB Output is correct
65 Correct 164 ms 135188 KB Output is correct
66 Correct 141 ms 135124 KB Output is correct
67 Correct 142 ms 135180 KB Output is correct
68 Correct 134 ms 135184 KB Output is correct
69 Correct 154 ms 135240 KB Output is correct
70 Correct 164 ms 135180 KB Output is correct
71 Correct 157 ms 135108 KB Output is correct
72 Correct 159 ms 135188 KB Output is correct
73 Correct 166 ms 135080 KB Output is correct
74 Correct 138 ms 135240 KB Output is correct
75 Correct 149 ms 135184 KB Output is correct
76 Correct 172 ms 135104 KB Output is correct
77 Correct 172 ms 135184 KB Output is correct
78 Correct 143 ms 135080 KB Output is correct
79 Correct 147 ms 135180 KB Output is correct
80 Correct 175 ms 135132 KB Output is correct
81 Correct 145 ms 135120 KB Output is correct
82 Correct 157 ms 135116 KB Output is correct
83 Correct 179 ms 135184 KB Output is correct
84 Correct 156 ms 135184 KB Output is correct
85 Correct 172 ms 135116 KB Output is correct
86 Correct 163 ms 135240 KB Output is correct
87 Correct 154 ms 135180 KB Output is correct
88 Correct 161 ms 135224 KB Output is correct
89 Correct 181 ms 135116 KB Output is correct
90 Correct 152 ms 135196 KB Output is correct
91 Correct 165 ms 135184 KB Output is correct
92 Correct 196 ms 135188 KB Output is correct
93 Correct 178 ms 135180 KB Output is correct