제출 #629924

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
629924	2022-08-15 11:03:09	cadmiumsky	디지털 회로 (IOI22_circuit)	C++17	100 / 100	1157 ms	40028 KiB

circuit

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#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;
#define int ll
using ll = long long;
using pii = pair<int,int>;
const int nmax = 1e5 + 5, mod = 1e9 + 2022;
int n, m;
int cost[nmax];
namespace AINT {
  int aint[nmax * 4], inv[nmax * 4], lazy[nmax * 4];
  int init(int node = 1, int cl = 0, int cr = m - 1) {
    lazy[node] = 0;
    inv[node] = 0;
    if(cl == cr) {
      aint[node] = cost[cl];
      return aint[node];
    }
    int mid = cl + cr >> 1;
    return aint[node] = (init(2 * node, cl, mid) + init(2 * node + 1, mid + 1, cr)) % mod;
  }
  void push(int node, bool to) {
    if(lazy[node])
      swap(aint[node], inv[node]);
    if(to)
      lazy[node * 2] ^= lazy[node],
      lazy[node * 2 + 1] ^= lazy[node];
    lazy[node] = 0;
    return;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

circuit.cpp: In function 'll AINT::init(ll, ll, ll)':
circuit.cpp:20:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   20 |     int mid = cl + cr >> 1;
      |               ~~~^~~~
circuit.cpp: In function 'll AINT::upd(ll, ll, ll, ll, ll)':
circuit.cpp:43:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   43 |     int mid = cl + cr >> 1;
      |               ~~~^~~~
circuit.cpp: In function 'void initcost(ll, ll)':
circuit.cpp:68:20: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   68 |   for(int i = 0; i < g[node].size(); i++) {
      |                  ~~^~~~~~~~~~~~~~~~
circuit.cpp:77:20: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   77 |   for(int i = 0; i < g[node].size(); i++) {
      |                  ~~^~~~~~~~~~~~~~~~

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