| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 1057632 |
2024-08-14T02:08:51 Z |
thieunguyenhuy |
ICC (CEOI16_icc) |
C++17 |
|
3 ms |
860 KB |
#ifndef hwe
#include "icc.h"
#endif
#include <bits/stdc++.h>
using namespace std;
#define popcount(n) (__builtin_popcountll((n)))
#define clz(n) (__builtin_clzll((n)))
#define ctz(n) (__builtin_ctzll((n)))
#define lg(n) (63 - __builtin_clzll((n)))
#define BIT(n, i) (((n) >> (i)) & 1ll)
#define MASK(i) (1ll << (i))
#define FLIP(n, i) ((n) ^ (1ll << (i)))
#define ON(n, i) ((n) | MASK(i))
#define OFF(n, i) ((n) & ~MASK(i))
#define Int __int128
#define fi first
#define se second
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<long long, long long> pll;
typedef pair<long long, int> pli;
typedef pair<int, long long> pil;
typedef vector<pair<int, int>> vii;
typedef vector<pair<long long, long long>> vll;
typedef vector<pair<long long, int>> vli;
typedef vector<pair<int, long long>> vil;
template <class T1, class T2>
bool maximize(T1 &x, T2 y) {
if (x < y) {
x = y;
return true;
}
return false;
}
template <class T1, class T2>
bool minimize(T1 &x, T2 y) {
if (x > y) {
x = y;
return true;
}
return false;
}
template <class T>
void remove_duplicate(vector<T> &ve) {
sort (ve.begin(), ve.end());
ve.resize(unique(ve.begin(), ve.end()) - ve.begin());
}
mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count());
template <class T> T random(T l, T r) {
return uniform_int_distribution<T>(l, r)(rng);
}
template <class T> T random(T r) {
return rng() % r;
}
const int N = 100 + 5;
const int MOD = 1e9 + 7;
const int inf = 1e9;
const ll INF = 1e18;
#ifdef hwe
int query(int sza, int szb, int a[], int b[]);
void setRoad(int u, int v);
#endif
int a[N], b[N];
vector<int> S[N];
void run(int n) {
vector<int> components(n); iota(components.begin(), components.end(), 1);
for (auto &x : components) S[x] = {x};
int sza = 0, szb = 0;
for (int _ = 1; _ < n; ++_) {
for (int bit = 0; MASK(bit) < components.size(); ++bit) {
vector<int> ones, zeros;
for (int i = 0; i < components.size(); ++i) {
if (BIT(i, bit)) ones.emplace_back(i);
else zeros.emplace_back(i);
}
sza = 0, szb = 0;
for (auto &x : zeros) for (auto &y : S[x]) {
a[sza++] = y;
}
for (auto &x : ones) for (auto &y : S[x]) {
b[szb++] = y;
}
int tmp = query(sza, szb, a, b);
if (tmp == 1) break;
}
int low = 1, high = sza, pu = -1, pv = -1;
while (low <= high) {
int mid = low + high >> 1;
if (query(mid, szb, a, b)) high = (pu = mid) - 1;
else low = mid + 1;
}
assert(pu != -1);
low = 1, high = szb;
while (low <= high) {
int mid = low + high >> 1;
if (query(pu, mid, a, b)) high = (pv = mid) - 1;
else low = mid + 1;
}
assert(pv != -1);
int u = a[pu - 1], v = b[pv - 1];
setRoad(u, v);
int p = -1, q = -1;
for (int i = 0; i < components.size(); ++i) for (auto &x : S[i]) {
if (x == u) p = i;
if (x == v) q = i;
}
for (auto &x : S[q]) S[p].emplace_back(x);
swap(S[q], S[components.size() - 1]); components.pop_back();
}
assert(false);
}
#ifdef hwe
signed main() {
cerr << '\n'; return 0;
}
#endif
Compilation message
icc.cpp: In function 'void run(int)':
icc.cpp:85:31: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
85 | for (int bit = 0; MASK(bit) < components.size(); ++bit) {
| ^
icc.cpp:87:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
87 | for (int i = 0; i < components.size(); ++i) {
| ~~^~~~~~~~~~~~~~~~~~~
icc.cpp:106:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
106 | int mid = low + high >> 1;
| ~~~~^~~~~~
icc.cpp:114:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
114 | int mid = low + high >> 1;
| ~~~~^~~~~~
icc.cpp:124:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
124 | for (int i = 0; i < components.size(); ++i) for (auto &x : S[i]) {
| ~~^~~~~~~~~~~~~~~~~~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
1 ms |
860 KB |
Execution killed with signal 6 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
3 ms |
860 KB |
Execution killed with signal 6 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
1 ms |
860 KB |
Execution killed with signal 6 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
1 ms |
860 KB |
Execution killed with signal 6 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
1 ms |
856 KB |
Execution killed with signal 6 |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Runtime error |
1 ms |
860 KB |
Execution killed with signal 6 |
| 2 |
Halted |
0 ms |
0 KB |
- |
