結果

問題 No.2942 Sigma Music Game Level Problem
ユーザー tnakao0123
提出日時 2024-10-21 11:40:08
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 452 ms / 6,000 ms
コード長 1,661 bytes
コンパイル時間 1,561 ms
コンパイル使用メモリ 57,664 KB
最終ジャッジ日時 2025-02-24 22:10:42
ジャッジサーバーID
(参考情報)
judge2 / judge2
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 24
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.cpp: In function ‘int main()’:
main.cpp:65:8: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   65 |   scanf("%d%d%d", &n, &qn, &li);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
main.cpp:66:36: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   66 |   for (int i = 0; i < n; i++) scanf("%d", as + i);
      |                               ~~~~~^~~~~~~~~~~~~~
main.cpp:78:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   78 |     scanf("%d", &op);
      |     ~~~~~^~~~~~~~~~~
main.cpp:83:12: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   83 |       scanf("%d", &l);
      |       ~~~~~^~~~~~~~~~
main.cpp:90:12: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   90 |       scanf("%d%d", &l, &r);
      |       ~~~~~^~~~~~~~~~~~~~~~
main.cpp:98:12: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   98 |       scanf("%d", &m);
      |       ~~~~~^~~~~~~~~~

ソースコード

diff #

/* -*- coding: utf-8 -*-
 *
 * 2942.cc:  No.2942 Sigma Music Game Level Problem - yukicoder
 */

#include<cstdio>
#include<vector>
#include<algorithm>

using namespace std;

/* constant */

const int MAX_N = 1000000;
const int MAX_M = 200000;

/* typedef */

using ll = long long;

template <typename T>
struct BIT {
  int n;
  vector<T> bits;
  
  BIT() {}
  BIT(int _n) { init(_n); }

  void init(int _n) {
    n = _n;
    bits.assign(n + 1, 0);
  }

  T sum(int x) {
    x = min(x, n);
    T s = 0;
    while (x > 0) {
      s += bits[x];
      x -= (x & -x);
    }
    return s;
  }

  void add(int x, T v) {
    if (x <= 0) return;
    while (x <= n) {
      bits[x] += v;
      x += (x & -x);
    }
  }
};

/* global variables */

int as[MAX_N];
BIT<int> bit0;
BIT<ll> bit1;

/* subroutines */

/* main */

int main() {
  int n, qn, li;
  scanf("%d%d%d", &n, &qn, &li);
  for (int i = 0; i < n; i++) scanf("%d", as + i);

  bit0.init(MAX_M + 1);
  bit1.init(MAX_M + 1);
  for (int i = 0; i < n; i++) {
    bit0.add(as[i] + 1, 1);
    bit1.add(as[i] + 1, as[i]);
  }

  int qcs[3] = {0, 0, 0};
  while (qn--) {
    int op;
    scanf("%d", &op);
    qcs[op - 1]++;

    if (op == 1) {
      int l;
      scanf("%d", &l);

      bit0.add(l + 1, 1);
      bit1.add(l + 1, l);
    }
    else if (op == 2) {
      int l, r;
      scanf("%d%d", &l, &r);

      int c = bit0.sum(r + 1) - bit0.sum(l);
      ll s = bit1.sum(r + 1) - bit1.sum(l);
      printf("%d %lld\n", c, s);
    }
    else {
      int m;
      scanf("%d", &m);

      li = m;
    }
  }
  
  if (! qcs[1]) puts("Not Found!");
  //printf(" %d %d %d\n", qcs[0], qcs[1], qcs[2]);
  
  return 0;
}
0