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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#161240#7102. Live Loveucup-team008#AC ✓1ms3660kbC++173.4kb2023-09-02 23:06:462023-09-02 23:06:46

Judging History

你现在查看的是最新测评结果

  • [2023-09-02 23:06:46]
  • 评测
  • 测评结果:AC
  • 用时:1ms
  • 内存:3660kb
  • [2023-09-02 23:06:46]
  • 提交

answer

#include <algorithm>
#include <array>
#include <bitset>
#include <cassert>
#include <chrono>
#include <complex>
#include <cstring>
#include <functional>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <stack>
#include <unordered_map>
#include <vector>

using namespace std;

// BEGIN NO SAD
#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define trav(a, x) for(auto& a : x)
#define all(x) x.begin(), x.end()
#define sz(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define eb emplace_back
#define lb lower_bound
#define ub upper_bound
typedef vector<int> vi;
#define f first
#define s second
#define derr if(0) cerr
void __print(int x) {cerr << x;}
void __print(long x) {cerr << x;}
void __print(long long x) {cerr << x;}
void __print(unsigned x) {cerr << x;}
void __print(unsigned long x) {cerr << x;}
void __print(unsigned long long x) {cerr << x;}
void __print(float x) {cerr << x;}
void __print(double x) {cerr << x;}
void __print(long double x) {cerr << x;}
void __print(char x) {cerr << '\'' << x << '\'';}
void __print(const char *x) {cerr << '\"' << x << '\"';}
void __print(const string &x) {cerr << '\"' << x << '\"';}
void __print(bool x) {cerr << (x ? "true" : "false");}
 
template<typename T, typename V>
void __print(const pair<T, V> &x) {cerr << '{'; __print(x.first); cerr << ", "; __print(x.second); cerr << '}';}
template<typename T>
void __print(const T &x) {int f = 0; cerr << '{'; for (auto &i: x) cerr << (f++ ? ", " : ""), __print(i); cerr << "}";}
void _print() {cerr << "]\n";}
template <typename T, typename... V>
void _print(T t, V... v) {__print(t); if (sizeof...(v)) cerr << ", "; _print(v...);}
#define debug(x...) cerr << "\e[91m"<<__func__<<":"<<__LINE__<<" [" << #x << "] = ["; _print(x); cerr << "\e[39m" << flush;
// END NO SAD

template<class Fun>
class y_combinator_result {
  Fun fun_;
public:
  template<class T>
  explicit y_combinator_result(T &&fun): fun_(std::forward<T>(fun)) {}

  template<class ...Args>
  decltype(auto) operator()(Args &&...args) {
    return fun_(std::ref(*this), std::forward<Args>(args)...);
  }
};

template<class Fun>
decltype(auto) y_combinator(Fun &&fun) {
  return y_combinator_result<std::decay_t<Fun>>(std::forward<Fun>(fun));
}

template<class T>
bool updmin(T& a, T b) {
  if(b < a) {
    a = b;
    return true;
  }
  return false;
}
template<class T>
bool updmax(T& a, T b) {
  if(b > a) {
    a = b;
    return true;
  }
  return false;
}
typedef int64_t ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

void rsolve() {
  int n, k;
  cin >> n >> k;
  cout << k << " ";
  if(k == 0) {
    cout << "0\n";
    return;
  }
  int lhs = 1;
  int rhs = k;
  while(lhs < rhs) {
    int mid = (lhs+rhs)/2;
    int need = (k + mid - 1) / mid - 1;
    if(need + k <= n) rhs = mid;
    else lhs = mid+1;
  }
  cout << lhs << "\n";
}
void solve() {
  int t;
  cin >> t;
  while(t--) rsolve();
}

// what would chika do
// are there edge cases (N=1?)
// are array sizes proper (scaled by proper constant, for example 2* for koosaga tree)
// integer overflow?
// DS reset properly between test cases
// are you doing geometry in floating points
// are you not using modint when you should

int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  solve();
}

这程序好像有点Bug,我给组数据试试?

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 3660kb

input:

5
5 4
100 50
252 52
3 0
10 10

output:

4 2
50 1
52 1
0 0
10 10

result:

ok 5 lines

Test #2:

score: 0
Accepted
time: 1ms
memory: 3660kb

input:

100
13 3
384 171
94 36
581 70
782 715
651 287
810 789
353 314
2 2
65 47
684 194
242 213
135 42
695 484
512 195
14 0
721 253
665 257
381 78
456 220
1000 500
1000 501
31 31
703 484
137 1
271 55
666 366
966 316
457 248
166 38
716 679
972 258
627 91
380 1
451 436
605 173
987 780
457 180
2 0
718 574
119 ...

output:

3 1
171 1
36 1
70 1
715 11
287 1
789 36
314 8
2 2
47 3
194 1
213 8
42 1
484 3
195 1
0 0
253 1
257 1
78 1
220 1
500 1
501 2
31 31
484 3
1 1
55 1
366 2
316 1
248 2
38 1
679 18
258 1
91 1
1 1
436 28
173 1
780 4
180 1
0 0
574 4
8 1
118 1
126 1
12 2
34 1
381 21
658 4
288 4
161 1
76 1
195 1
646 6
27 1
9 2...

result:

ok 100 lines

Extra Test:

score: 0
Extra Test Passed