oj.uz

Submission #986377

# Submission time Handle Problem Language Result Execution time Memory
986377 2024-05-20T12:03:22 Z cig32 Modern Machine (JOI23_ho_t5) C++17
11 / 100
 211 ms 178472 KB 
#include "bits/stdc++.h"
using namespace std;
#define int long long
#define double long double
const int MAXN = 2e5 + 10;
const int MOD = 1e9 + 7;
mt19937_64 rng((int)std::chrono::steady_clock::now().time_since_epoch().count());
int rnd(int x, int y) {
  int u = uniform_int_distribution<int>(x, y)(rng); return u;
}
int bm(int b, int p) {
  if(p==0) return 1 % MOD;
  int r = bm(b, p >> 1);
  if(p&1) return (((r*r) % MOD) * b) % MOD;
  return (r*r) % MOD;
}
int inv(int b) { 
  return bm(b, MOD-2);
}
int fastlog(int x) {
  return (x == 0 ? -1 : 64 - __builtin_clzll(x) - 1);
}
void printcase(int i) { cout << "Case #" << i << ": "; }
static void run_with_stack_size(void (*func)(void), size_t stsize) {
  char *stack, *send;
  stack = (char *)malloc(stsize);
  send = stack + stsize - 16;
  send = (char *)((uintptr_t)send / 16 * 16);
  asm volatile(
    "mov %%rsp, (%0)\n"
    "mov %0, %%rsp\n"
    :
    : "r"(send));
  func();
  asm volatile("mov (%0), %%rsp\n" : : "r"(send));
  free(stack);
} 
int n, m, q;
char c[MAXN];
int a[MAXN];
int r[MAXN], b[MAXN];
 
int f(int prefix, int pivot) {
  int exc = 2 * prefix + 1;
  int actual = prefix + pivot;
  if(exc <= actual) actual++;
  return actual % (n + 1);
}
void solve(int tc) {
  cin >> n >> m;
  for(int i=1; i<=n; i++) cin >> c[i];
  for(int i=1; i<=m; i++) cin >> a[i];
  int st[17][m+1][n+1];
  for(int i=0; i<=n; i++) {
    for(int j=1; j<=m; j++) {
      st[0][j][i] = f(i, a[j]);
    }
  }
  for(int i=1; i<17; i++) {
    for(int j=1; j+(1<<i)-1<=m; j++) {
      for(int k=0; k<=n; k++) {
        int bru = st[i-1][j][k];
        int now = j + (1<<(i-1));
        st[i][j][k] = st[i-1][now][bru];
      }
    }
  }
  cin >> q;
  while(q--) {
    int l, r;
    cin >> l >> r;
    int bru = n;
    for(int i=16; i>=0; i--) {
      if(l + (1 << i) - 1 <= r) {
        bru = st[i][l][bru];
        l += (1 << i);
      }
    }
    cout << bru << "\n";
  }
 
 
}
void uwu() {
  ios::sync_with_stdio(0); cin.tie(0);
  int t = 1; //cin >> t;
  for(int i=1; i<=t; i++) solve(i);
}
int32_t main() {
  #ifdef ONLINE_JUDGE
  uwu();
  #endif
  #ifndef ONLINE_JUDGE
  run_with_stack_size(uwu, 1024 * 1024 * 1024); // run with a 1 GiB stack
  #endif
}
/*
g++ D.cpp -std=c++17 -O2 -o D
./D < input.txt
 
*/

Subtask #1
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2392 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2392 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2392 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 191 ms 178180 KB Output is correct
3 Correct 211 ms 178256 KB Output is correct
4 Correct 182 ms 178256 KB Output is correct
5 Correct 88 ms 178332 KB Output is correct
6 Correct 87 ms 178472 KB Output is correct

Subtask #5
0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 191 ms 178180 KB Output is correct
3 Correct 211 ms 178256 KB Output is correct
4 Correct 182 ms 178256 KB Output is correct
5 Correct 88 ms 178332 KB Output is correct
6 Correct 87 ms 178472 KB Output is correct
7 Incorrect 1 ms 2392 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #6
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 191 ms 178180 KB Output is correct
3 Correct 211 ms 178256 KB Output is correct
4 Correct 182 ms 178256 KB Output is correct
5 Correct 88 ms 178332 KB Output is correct
6 Correct 87 ms 178472 KB Output is correct
7 Incorrect 1 ms 2396 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #7
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2392 KB Output isn't correct
2 Halted 0 ms 0 KB -