結果

問題 No.814 ジジ抜き
ユーザー fiordfiord
提出日時 2019-06-14 10:20:28
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 885 ms / 3,000 ms
コード長 3,295 bytes
コンパイル時間 1,267 ms
コンパイル使用メモリ 125,136 KB
実行使用メモリ 10,368 KB
最終ジャッジ日時 2024-11-07 06:31:10
合計ジャッジ時間 15,696 ms
ジャッジサーバーID
(参考情報)
judge1 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 23
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#define _USE_MATH_DEFINES
#include <iostream>
#include <fstream>
#include <cstdio>
#include <cmath>
#include <cstdlib>
#include <cstring>
#include <cassert>
#include <string>
#include <vector>
#include <utility>
#include <complex>
#include <set>
#include <map>
#include <unordered_map>
#include <queue>
#include <stack>
#include <deque>
#include <tuple>
#include <bitset>
#include <limits>
#include <algorithm>
#include <array>
#include <random>
#include <complex>
#include <regex>
using namespace std;
typedef long double ld;
typedef long long ll;
typedef vector<int> vint;
typedef vector<ll> vll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<double, double> pdd;
typedef complex<ld> compd;
#define quickIO() {cin.tie(0); cout.sync_with_stdio(false);}
#define reach(i,a) for(auto i:a)
#define rep(i,n) for(int i=0;i<((int)n);i++)
#define REP(i,n) for(int i=0;i<=((int)n);i++)
#define srep(i,a,n) for(int i=a;i<((int)n);i++)
#define SREP(i,a,n) for(int i=a;i<=((int)n);i++)
#define rrep(i,n) for(int i=n-1;i>=0;i--)
#define RREP(i,n) for(int i=n;i>=0;i--)
#define all(a) (a).begin(),(a).end()
#define mp(a,b) make_pair(a,b)
#define mt make_tuple
#define pb push_back
template<typename T> istream & operator >> (istream & is, vector<T> & vec) {
for (T& x : vec) is >> x;
return is;
}
template<typename T> ostream& operator << (ostream & os, vector<T> & vec) {
os << "[";
rep(i, vec.size()) os << (i ? ", " : "") << vec[i];
os << "]";
return os;
}
template<typename T> istream & operator >> (istream & is, pair<T, T> & p) {
is >> p.first >> p.second;
return is;
}
template<typename T> ostream& operator << (ostream & os, pair<T, T> & p) {
os << p.first << " " << p.second;
return os;
}
int bitcnt(ll x) {
x = ((x & 0xAAAAAAAAAAAAAAAA) >> 1) + (x & 0x5555555555555555);
x = ((x & 0xCCCCCCCCCCCCCCCC) >> 2) + (x & 0x3333333333333333);
x = ((x & 0xF0F0F0F0F0F0F0F0) >> 4) + (x & 0x0F0F0F0F0F0F0F0F);
x = ((x & 0xFF00FF00FF00FF00) >> 8) + (x & 0x00FF00FF00FF00FF);
x = ((x & 0xFFFF0000FFFF0000) >> 16) + (x & 0x0000FFFF0000FFFF);
x = ((x & 0xFFFFFFFF00000000) >> 32) + (x & 0x00000000FFFFFFFF);
return x;
}
int bitcnt(int x) {
x = ((x & 0xAAAAAAAA) >> 1) + (x & 0x55555555);
x = ((x & 0xCCCCCCCC) >> 2) + (x & 0x33333333);
x = ((x & 0xF0F0F0F0) >> 4) + (x & 0x0F0F0F0F);
x = ((x & 0xFF00FF00) >> 8) + (x & 0x00FF00FF);
x = ((x & 0xFFFF0000) >> 16) + (x & 0x0000FFFF);
return x;
}
ll sqrtll(ll x) {
ll left = 0, right = x;
rep(i, 100) {
ll mid = (left + right) >> 1;
if (mid * mid <= x) left = mid;
else right = mid;
}
return left;
}
ll gcd(ll a, ll b) {
return b == 0 ? a : gcd(b, a % b);
}
#define debug(x) printf("Case #%d: ", x)
#define DEBUG 0
const ld infl = 1e100;
const ll mod = 1e9 + 7;
const ld eps = 1e-9;
const ll inf = 1e18;
const int dx[] = { 1,0,-1,0,0 };
const int dy[] = { 0,1,0,-1,0 };
ll pow2[61];
int main() {
int n; cin >> n;
pow2[0] = 1;
SREP(i, 1, 60) pow2[i] = pow2[i - 1] * 2;
vll k(n), l(n), d(n);
rep(i, n) cin >> k[i] >> l[i] >> d[i];
ll left = 0, right = 1e18 + 1;
rep(i, 100) {
ll mid = (left + right) / 2;
ll cnt = 0;
rep(j, n) {
(cnt += min(k[j], max(0LL, ((mid - l[j] + pow2[d[j]]) / pow2[d[j]])))) %= 2;
}
if (cnt % 2) right = mid;
else left = mid;
}
cout << right << endl;
return 0;
}
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