QOJ.ac

QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#90156	#5259. Skills in Pills	whatever	AC ✓	10ms	11376kb	C++14	961b	2023-03-22 13:56:20	2023-03-22 13:56:24

Judging History

你现在查看的是最新测评结果

[2023-08-10 23:21:45]
System Update: QOJ starts to keep a history of the judgings of all the submissions.

[2023-03-22 13:56:24]
评测

测评结果：AC
用时：10ms
内存：11376kb

查看

[2023-03-22 13:56:20]
提交

answer

#include <bits/stdc++.h>
using namespace std;
constexpr int N = 1e6 + 5;
pair<int, int> f[N];
int main() {
  ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  #ifdef ALEX_WEI
    FILE* IN = freopen("1.in", "r", stdin);
    FILE* OUT = freopen("1.out", "w", stdout);
  #endif
  int k, j, n, ans = N;
  cin >> k >> j >> n;
  f[0] = {0, 0};
  auto trans = [&](int z, int i) {
    if(f[z].first == N) return;
    int nfi = f[z].first + 1, nse = -f[z].second;
    while(nse + j <= i) nfi++, nse += j;
    if(nse == i) nse--;
    f[i] = min(f[i], make_pair(nfi, -nse));
  };
  if(k > j) swap(k, j);
  for(int i = 1; i <= n; i++) {
    f[i] = {N, N};
    if(i >= k) trans(i - k, i);
    if(i >= k - 1) trans(i - k + 1, i);
    if(i + k > n) ans = min(ans, f[i].first + (n + f[i].second) / j);
  }
  cout << ans << "\n";
  cerr << 1e3 * clock() / CLOCKS_PER_SEC << " ms\n";
  return 0;
}
/*
g++ K.cpp -o K -std=c++14 -O2 -DALEX_WEI
*/

Source code, Language: C++14

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100

Accepted

time: 2ms

memory: 3620kb

input:

3 9 20

output:

result:

ok single line: '8'

Test #2:

score: 0

Accepted

time: 2ms

memory: 3644kb

input:

8 2 12

output:

result:

ok single line: '7'

Test #3:

score: 0

Accepted

time: 2ms

memory: 3672kb

input:

2 5 15

output:

result:

ok single line: '10'

Test #4:

score: 0

Accepted

time: 2ms

memory: 3764kb

input:

10 8 13

output:

result:

ok single line: '2'

Test #5:

score: 0

Accepted

time: 0ms

memory: 3708kb

input:

6 6 19

output:

result:

ok single line: '6'

Test #6:

score: 0

Accepted

time: 0ms

memory: 3656kb

input:

2 3 5

output:

result:

ok single line: '3'

Test #7:

score: 0

Accepted

time: 2ms

memory: 3644kb

input:

4 2 8

output:

result:

ok single line: '6'

Test #8:

score: 0

Accepted

time: 2ms

memory: 3708kb

input:

5 5 5

output:

result:

ok single line: '2'

Test #9:

score: 0

Accepted

time: 2ms

memory: 3648kb

input:

3 8 11

output:

result:

ok single line: '4'

Test #10:

score: 0

Accepted

time: 2ms

memory: 3652kb

input:

5 8 16

output:

result:

ok single line: '5'

Test #11:

score: 0

Accepted

time: 2ms

memory: 3672kb

input:

9 7 279

output:

result:

ok single line: '70'

Test #12:

score: 0

Accepted

time: 1ms

memory: 3768kb

input:

8 3 56

output:

result:

ok single line: '25'

Test #13:

score: 0

Accepted

time: 2ms

memory: 3660kb

input:

5 9 46

output:

result:

ok single line: '14'

Test #14:

score: 0

Accepted

time: 0ms

memory: 3668kb

input:

8 4 251

output:

result:

ok single line: '93'

Test #15:

score: 0

Accepted

time: 2ms

memory: 3656kb

input:

8 7 41

output:

result:

ok single line: '10'

Test #16:

score: 0

Accepted

time: 0ms

memory: 3772kb

input:

60 17 360

output:

result:

ok single line: '27'

Test #17:

score: 0

Accepted

time: 2ms

memory: 3672kb

input:

16 55 388

output:

result:

ok single line: '31'

Test #18:

score: 0

Accepted

time: 2ms

memory: 3708kb

input:

25 38 292

output:

result:

ok single line: '18'

Test #19:

score: 0

Accepted

time: 1ms

memory: 3648kb

input:

22 59 177

output:

result:

ok single line: '11'

Test #20:

score: 0

Accepted

time: 2ms

memory: 3676kb

input:

4 3 82

output:

result:

ok single line: '50'

Test #21:

score: 0

Accepted

time: 7ms

memory: 8616kb

input:

77 18 511543

output:

result:

ok single line: '35070'

Test #22:

score: 0

Accepted

time: 10ms

memory: 11376kb

input:

37 32 987861

output:

result:

ok single line: '57612'

Test #23:

score: 0

Accepted

time: 4ms

memory: 7392kb

input:

29 8 300899

output:

result:

ok single line: '48059'

Test #24:

score: 0

Accepted

time: 5ms

memory: 7812kb

input:

73 83 533839

output:

result:

ok single line: '13745'

Test #25:

score: 0

Accepted

time: 3ms

memory: 6404kb

input:

12 23 181193

output:

result:

ok single line: '23008'

Test #26:

score: 0

Accepted

time: 8ms

memory: 10404kb

input:

2 2 864514

output:

result:

ok single line: '864514'

Test #27:

score: 0

Accepted

time: 3ms

memory: 5000kb

input:

27 7 165249

output:

result:

ok single line: '29765'

Test #28:

score: 0

Accepted

time: 5ms

memory: 9580kb

input:

15 2 751665

output:

result:

ok single line: '429522'

Test #29:

score: 0

Accepted

time: 4ms

memory: 10040kb

input:

2 16 818146

output:

result:

ok single line: '460207'

Test #30:

score: 0

Accepted

time: 7ms

memory: 9712kb

input:

43 88 631366

output:

result:

ok single line: '21860'

Test #31:

score: 0

Accepted

time: 2ms

memory: 3708kb

input:

215 1222 3597

output:

result:

ok single line: '18'

Test #32:

score: 0

Accepted

time: 2ms

memory: 8360kb

input:

9619 3375 604892

output:

result:

ok single line: '241'

Test #33:

score: 0

Accepted

time: 4ms

memory: 7416kb

input:

861 1924 311511

output:

result:

ok single line: '522'

Test #34:

score: 0

Accepted

time: 6ms

memory: 10452kb

input:

9249 3782 866972

output:

result:

ok single line: '322'

Test #35:

score: 0

Accepted

time: 2ms

memory: 5828kb

input:

7055 8386 206874

output:

result:

ok single line: '53'

Test #36:

score: 0

Accepted

time: 1ms

memory: 4596kb

input:

6273 7732 122377

output:

result:

ok single line: '34'

Test #37:

score: 0

Accepted

time: 2ms

memory: 4408kb

input:

8057 7746 89137

output:

result:

ok single line: '22'

Test #38:

score: 0

Accepted

time: 3ms

memory: 6188kb

input:

9215 8952 74618

output:

result:

ok single line: '16'

Test #39:

score: 0

Accepted

time: 0ms

memory: 6716kb

input:

7246 3709 129579

output:

result:

ok single line: '51'

Test #40:

score: 0

Accepted

time: 2ms

memory: 10160kb

input:

4052 6785 831888

output:

result:

ok single line: '327'

Test #41:

score: 0

Accepted

time: 2ms

memory: 4480kb

input:

9 2 91067

output:

result:

ok single line: '56916'

Test #42:

score: 0

Accepted

time: 10ms

memory: 10908kb

input:

10 3 913595

output:

result:

ok single line: '406041'

Test #43:

score: 0

Accepted

time: 1ms

memory: 6672kb

input:

2 2 152575

output:

result:

ok single line: '152575'

Test #44:

score: 0

Accepted

time: 10ms

memory: 10952kb

input:

2 2 927771

output:

result:

ok single line: '927771'

Test #45:

score: 0

Accepted

time: 1ms

memory: 8628kb

input:

6 7 637014

output:

result:

ok single line: '200204'

Test #46:

score: 0

Accepted

time: 4ms

memory: 9292kb

input:

5 3 721417

output:

result:

ok single line: '400786'

Test #47:

score: 0

Accepted

time: 1ms

memory: 6380kb

input:

5 9 183079

output:

result:

ok single line: '57538'

Test #48:

score: 0

Accepted

time: 7ms

memory: 8208kb

input:

9 2 579290

output:

result:

ok single line: '362055'

Test #49:

score: 0

Accepted

time: 3ms

memory: 7948kb

input:

3 4 546909

output:

result:

ok single line: '341817'

Test #50:

score: 0

Accepted

time: 3ms

memory: 10932kb

input:

2 2 932611

output:

result:

ok single line: '932611'