oj.uz

Submission #521865

# Submission time Handle Problem Language Result Execution time Memory
521865 2022-02-03T10:27:20 Z cig32 Worst Reporter 3 (JOI18_worst_reporter3) C++17
100 / 100
 502 ms 29300 KB 
#pragma GCC optimize("Ofast")
#include <cassert>
#include <cctype>
#include <cerrno>
#include <cfloat>
#include <ciso646>
#include <climits>
#include <clocale>
#include <cmath>
#include <csetjmp>
#include <csignal>
#include <cstdarg>
#include <cstddef>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <cwchar>
#include <cwctype>
#include <ccomplex>
#include <cfenv>
#include <cinttypes>
#include <cstdbool>
#include <cstdint>
#include <ctgmath>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <exception>
#include <fstream>
#include <functional>
#include <iomanip>
#include <ios>
#include <iosfwd>
#include <iostream>
#include <istream>
#include <iterator>
#include <limits>
#include <list>
#include <locale>
#include <map>
#include <memory>
#include <new>
#include <numeric>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <typeinfo>
#include <utility>
#include <valarray>
#include <vector>
#include <array>
#include <atomic>
#include <condition_variable>
#include <forward_list>
#include <future>
#include <initializer_list>
#include <mutex>
#include <random>
#include <ratio>
#include <regex>
#include <scoped_allocator>
#include <system_error>
#include <thread>
#include <tuple>
#include <typeindex>
#include <type_traits>
#include <unordered_map>
#include <unordered_set>
using namespace std;
mt19937_64 rng((int)std::chrono::steady_clock::now().time_since_epoch().count());
const int MAXN = 5e5 + 10;
const int MOD = 1e9 + 7;
#define int long long
 
int rnd(int x, int y) {
  int u = uniform_int_distribution<int>(x, y)(rng); return u;
}
int n, q;
int d[MAXN];
int freq[MAXN];
int f(int player, int tim) {
  int cycles = tim / freq[player];
  int dist = cycles * freq[player];
  return -player + dist;
}
void solve(int tc) {
  cin >> n >> q;
  for(int i=1; i<=n; i++) cin >> d[i];
  freq[0] = 1;
  freq[1] = d[1];
  for(int i=2; i<=n; i++) freq[i] = ((d[i] + freq[i-1] - 1) / freq[i-1]) * freq[i-1];
  while(q--) {
    int t, l, r;
    cin >> t >> l >> r;
    int lb = 0, rb = n;
    while(lb < rb) {
      int mid = (lb + rb) >> 1;
      if(f(mid, t) <= r) rb = mid;
      else lb = mid + 1;
    }
    int lb2 = 0, rb2 = n;
    while(lb2 < rb2) {
      int mid = (lb2 + rb2 + 1) >> 1;
      if(f(mid, t) >= l) lb2 = mid;
      else rb2 = mid - 1;
    }
    if(lb <= lb2 && f(lb, t) >= l && f(lb, t) <= r && f(lb2, t) >= l && f(lb2, t) <= r) cout << lb2 - lb + 1 << "\n";
    else cout << "0\n";
  }
}
int32_t main(){
  ios::sync_with_stdio(0); cin.tie(0);
  int t = 1; //cin >> t;
  for(int i=1; i<=t; i++) solve(i);
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 492 ms 26740 KB Output is correct
2 Correct 502 ms 26568 KB Output is correct
3 Correct 500 ms 26564 KB Output is correct
4 Correct 491 ms 26564 KB Output is correct
5 Correct 485 ms 26516 KB Output is correct
6 Correct 494 ms 26572 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 460 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 336 KB Output is correct

Subtask #3
81.0 / 81.0

# Verdict Execution time Memory Grader output
1 Correct 492 ms 26740 KB Output is correct
2 Correct 502 ms 26568 KB Output is correct
3 Correct 500 ms 26564 KB Output is correct
4 Correct 491 ms 26564 KB Output is correct
5 Correct 485 ms 26516 KB Output is correct
6 Correct 494 ms 26572 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 1 ms 460 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 284 ms 25172 KB Output is correct
14 Correct 297 ms 25688 KB Output is correct
15 Correct 268 ms 24308 KB Output is correct
16 Correct 293 ms 24808 KB Output is correct
17 Correct 365 ms 29236 KB Output is correct
18 Correct 375 ms 29300 KB Output is correct
19 Correct 364 ms 29212 KB Output is correct
20 Correct 368 ms 29116 KB Output is correct
21 Correct 367 ms 29112 KB Output is correct
22 Correct 371 ms 29252 KB Output is correct
23 Correct 368 ms 29088 KB Output is correct
24 Correct 370 ms 29232 KB Output is correct
25 Correct 483 ms 26636 KB Output is correct
26 Correct 482 ms 26636 KB Output is correct
27 Correct 408 ms 28736 KB Output is correct
28 Correct 412 ms 29180 KB Output is correct
29 Correct 400 ms 28604 KB Output is correct
30 Correct 406 ms 28740 KB Output is correct
31 Correct 407 ms 28964 KB Output is correct
32 Correct 383 ms 25208 KB Output is correct
33 Correct 1 ms 332 KB Output is correct