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Submission #816302

# Submission time Handle Problem Language Result Execution time Memory
816302 2023-08-09T04:44:12 Z QwertyPi Brunhilda’s Birthday (BOI13_brunhilda) C++14
96.3492 / 100
 1000 ms 114160 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("Ofast")
using namespace std;

const int MAXN = 1e7 + 11;
const int MAXM = 1e5 + 11;
int p[MAXM];
int lp[MAXN], dp[MAXN], c[MAXN], c2[MAXN], cm = 0;

int32_t main(){
    cin.tie(0); cout.tie(0)->sync_with_stdio(false);
    int n, Q; cin >> n >> Q;
    for(int i = 0; i < n; i++) cin >> p[i]; sort(p, p + n);
    for(int i = 0; i < n; i++){
        for(int j = p[i]; j < MAXN; j += p[i]){
            if(!lp[j]) lp[j] = p[i];
        }
    }

    dp[1] = 0; c2[0] = n; cm = 0;
    for(int i = 2; i < MAXN; i++){
        int x = i;
        while(lp[x] != 0){
            if(lp[x] != lp[x / lp[x]]){
                c2[c[lp[x]]]--;
                while(cm < MAXN - 1 && c2[cm] == 0) cm++;
            }
            x /= lp[x];
        }
        int cur = cm;
        x = i;
        while(lp[x] != 0){
            if(lp[x] != lp[x / lp[x]]){
                c[lp[x]] = cur + 1; c2[cur + 1]++;
            }
            x /= lp[x];
        }
        dp[i] = cur + 1;
    }
    for(int i = 0; i < Q; i++){
        int k; cin >> k; cout << (dp[k] != MAXN ? to_string(dp[k]) : "oo") << '\n';
    }
}

Compilation message

brunhilda.cpp: In function 'int32_t main()':
brunhilda.cpp:14:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   14 |     for(int i = 0; i < n; i++) cin >> p[i]; sort(p, p + n);
      |     ^~~
brunhilda.cpp:14:45: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   14 |     for(int i = 0; i < n; i++) cin >> p[i]; sort(p, p + n);
      |                                             ^~~~

Subtask #1
17.7777777778 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 78664 KB Output is correct
2 Correct 395 ms 78616 KB Output is correct
3 Correct 292 ms 78636 KB Output is correct
4 Correct 70 ms 78632 KB Output is correct
5 Correct 119 ms 79232 KB Output is correct
6 Correct 80 ms 78560 KB Output is correct
7 Correct 294 ms 78612 KB Output is correct
8 Correct 449 ms 78720 KB Output is correct
9 Correct 546 ms 79652 KB Output is correct
10 Correct 581 ms 78936 KB Output is correct
11 Correct 327 ms 78924 KB Output is correct
12 Correct 56 ms 78592 KB Output is correct
13 Correct 854 ms 78536 KB Output is correct
14 Incorrect 873 ms 78620 KB Output isn't correct
15 Correct 369 ms 78612 KB Output is correct
16 Correct 399 ms 78616 KB Output is correct
17 Incorrect 109 ms 78668 KB Output isn't correct
18 Correct 86 ms 78604 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 83 ms 82160 KB Output is correct
2 Correct 127 ms 114156 KB Output is correct
3 Correct 917 ms 82696 KB Output is correct
4 Correct 155 ms 78924 KB Output is correct
5 Correct 476 ms 83844 KB Output is correct
6 Correct 272 ms 78848 KB Output is correct
7 Correct 82 ms 82164 KB Output is correct
8 Correct 137 ms 78644 KB Output is correct
9 Correct 555 ms 83940 KB Output is correct
10 Correct 976 ms 82868 KB Output is correct
11 Correct 909 ms 80656 KB Output is correct
12 Correct 442 ms 78708 KB Output is correct
13 Correct 98 ms 80460 KB Output is correct
14 Correct 144 ms 78884 KB Output is correct
15 Correct 773 ms 81820 KB Output is correct
16 Correct 135 ms 114160 KB Output is correct
17 Correct 821 ms 78700 KB Output is correct
18 Correct 608 ms 86864 KB Output is correct

Subtask #3
58.5714285714 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 846 ms 82800 KB Output is correct
2 Correct 946 ms 81584 KB Output is correct
3 Correct 957 ms 81520 KB Output is correct
4 Correct 529 ms 79176 KB Output is correct
5 Correct 139 ms 96460 KB Output is correct
6 Correct 725 ms 79480 KB Output is correct
7 Correct 309 ms 87996 KB Output is correct
8 Correct 838 ms 82784 KB Output is correct
9 Correct 863 ms 82744 KB Output is correct
10 Correct 407 ms 79024 KB Output is correct
11 Correct 271 ms 79064 KB Output is correct
12 Correct 679 ms 78956 KB Output is correct
13 Correct 824 ms 80492 KB Output is correct
14 Correct 633 ms 79472 KB Output is correct
15 Correct 841 ms 78984 KB Output is correct
16 Correct 883 ms 78980 KB Output is correct
17 Correct 501 ms 81880 KB Output is correct
18 Correct 941 ms 81548 KB Output is correct
19 Correct 164 ms 81308 KB Output is correct
20 Correct 961 ms 81500 KB Output is correct
21 Correct 716 ms 79272 KB Output is correct
22 Correct 932 ms 84956 KB Output is correct
23 Correct 123 ms 82840 KB Output is correct
24 Correct 103 ms 79208 KB Output is correct
25 Correct 440 ms 79012 KB Output is correct
26 Correct 511 ms 79232 KB Output is correct
27 Execution timed out 1014 ms 84188 KB Time limit exceeded
28 Correct 137 ms 79344 KB Output is correct
29 Correct 500 ms 84984 KB Output is correct
30 Correct 410 ms 82888 KB Output is correct
31 Correct 161 ms 79948 KB Output is correct
32 Correct 196 ms 79168 KB Output is correct
33 Correct 90 ms 79592 KB Output is correct
34 Correct 331 ms 88132 KB Output is correct
35 Correct 151 ms 79272 KB Output is correct
36 Correct 946 ms 84964 KB Output is correct
37 Correct 158 ms 96504 KB Output is correct
38 Correct 727 ms 79340 KB Output is correct
39 Correct 119 ms 79352 KB Output is correct
40 Correct 615 ms 79600 KB Output is correct
41 Correct 536 ms 92016 KB Output is correct
42 Correct 898 ms 79072 KB Output is correct