oj.uz

Submission #640355

# Submission time Handle Problem Language Result Execution time Memory
640355 2022-09-14T10:38:17 Z Mher777 Treasure (info1cup19_treasure) C++17
100 / 100
 3 ms 1012 KB 
//////////////////////////////// Mher777
/* -------------------- Includes -------------------- */
#include <iostream>
#include <iomanip>
#include <array>
#include <string>
#include <algorithm>
#include <cmath>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
#include <vector>
#include <stack>
#include <queue>
#include <deque>
#include <bitset>
#include <list>
#include <iterator>
#include <numeric>
#include <complex>
#include <utility>
#include <random>
#include <fstream>
#pragma warning(disable : 4996)
#pragma warning(disable : 6031)
using namespace std;

/* -------------------- Typedefs -------------------- */

typedef int itn;
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
typedef float fl;
typedef double db;

/* -------------------- Usings -------------------- */

using vi = vector<int>;
using vll = vector<ll>;
using mii = map<int, int>;
using mll = map<ll, ll>;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

/* -------------------- Defines -------------------- */

#define ff first
#define ss second
#define pub push_back
#define pob pop_back
#define puf push_front
#define pof pop_front
#define mpr make_pair
#define yes cout<<"YES\n"
#define no cout<<"NO\n"
#define all(x) (x).begin(), (x).end()

/* -------------------- Constants -------------------- */

const int MAX = int(1e9 + 5);
const ll MAXL = ll(1e18 + 5);
const ll MOD = ll(1e8);
const ll MOD2 = ll(998244353);

/* -------------------- Functions -------------------- */

void fastio() {
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
	return;
}

void precision(int x) {
	cout.setf(ios::fixed | ios::showpoint);
	cout.precision(x);
	return;
}

void usaco() {
	freopen("closing.in", "r", stdin);
	freopen("closing.out", "w", stdout);
}

ll gcd(ll a, ll b) {
	while (b) {
		a %= b;
		swap(a, b);
	}
	return a;
}

ll lcm(ll a, ll b) {
	return a / gcd(a, b) * b;
}

ll range_sum(ll a, ll b) {
	ll dif = a - 1, cnt = b - a + 1;
	ll ans = ((b - a + 1) * (b - a + 2)) / 2;
	ans += ((b - a + 1) * dif);
	return ans;
}

string to2(ll a)
{
	string s = "";
	for (ll i = a; i > 0; ) {
		ll k = i % 2;
		i /= 2;
		char c = k + 48;
		s += c;
	}
	if (a == 0) {
		s = "0";
	}
	reverse(all(s));
	return s;
}

bool isPrime(ll a) {
	if (a == 1) {
		return false;
	}
	for (ll i = 2; i * i <= a; i++) {
		if (a % i == 0) {
			return false;
		}
	}
	return true;
}

int dig_sum(ll a) {
	int sum = 0;
	while (a) {
		sum += int(a % 10);
		a /= 10;
	}
	return sum;
}

ll binpow(ll a, int b) {
	ll ans = 1;
	while (b) {
		if ((b & 1) == 1) {
			ans *= a;
		}
		b >>= 1;
		a *= a;
	}
	return ans;
}

ll binpow_by_mod(ll a, ll b, ll mod) {
	ll ans = 1;
	while (b) {
		if ((b & 1) == 1) {
			ans *= a;
			ans %= mod;
		}
		b >>= 1;
		a *= a;
		a %= mod;
	}
	return ans;
}

ll factorial(int a) {
	ll ans = 1;
	for (int i = 2; i <= a; i++) {
		ans *= ll(i);
	}
	return ans;
}

ll factorial_by_mod(int a, ll mod) {
	ll ans = 1;
	for (int i = 2; i <= a; i++) {
		ans *= ll(i);
		ans %= mod;
	}
	return ans;
}

/* -------------------- Solution -------------------- */

void slv() {
	int n, k;
	string s;
	cin >> n >> k >> s;
	vector<pair<int, char>> v;
	for (int i = 0; i < n; i++) {
		if (v.size() == 0) {
			v.pub(mpr(1, s[i]));
			continue;
		}
		if (v[v.size() - 1].ss == s[i]) {
			v[v.size() - 1].ff++;
			if (v[v.size() - 1].ff == k) v.pob();
		}
		else {
			v.pub(mpr(1, s[i]));
		}
	}
	for (int i = 0; i < v.size(); i++) {
		for (int j = 0; j < v[i].ff; j++) cout << v[i].ss;
	}
}

void cs() {
	int tstc = 1;
	//cin >> tstc;
	while (tstc--) {
		slv();
	}
}

void precalc() {
	return;
}

int main() {
	fastio();
	precalc();
	//usaco();
	//precision(5);
	cs();
	return 0;
}

Compilation message

treasure.cpp:25: warning: ignoring '#pragma warning ' [-Wunknown-pragmas]
   25 | #pragma warning(disable : 4996)
      | 
treasure.cpp:26: warning: ignoring '#pragma warning ' [-Wunknown-pragmas]
   26 | #pragma warning(disable : 6031)
      | 
treasure.cpp: In function 'll range_sum(ll, ll)':
treasure.cpp:100:18: warning: unused variable 'cnt' [-Wunused-variable]
  100 |  ll dif = a - 1, cnt = b - a + 1;
      |                  ^~~
treasure.cpp: In function 'void slv()':
treasure.cpp:206:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  206 |  for (int i = 0; i < v.size(); i++) {
      |                  ~~^~~~~~~~~~
treasure.cpp: In function 'void usaco()':
treasure.cpp:83:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   83 |  freopen("closing.in", "r", stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
treasure.cpp:84:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   84 |  freopen("closing.out", "w", stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 324 KB Output is correct

Subtask #2
65.0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 320 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 324 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 324 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 1 ms 468 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 1 ms 460 KB Output is correct
21 Correct 1 ms 588 KB Output is correct
22 Correct 1 ms 596 KB Output is correct
23 Correct 1 ms 596 KB Output is correct
24 Correct 2 ms 828 KB Output is correct
25 Correct 2 ms 736 KB Output is correct
26 Correct 3 ms 864 KB Output is correct
27 Correct 3 ms 1012 KB Output is correct
28 Correct 2 ms 864 KB Output is correct
29 Correct 2 ms 856 KB Output is correct
30 Correct 2 ms 852 KB Output is correct
31 Correct 2 ms 864 KB Output is correct
32 Correct 3 ms 864 KB Output is correct
33 Correct 2 ms 848 KB Output is correct
34 Correct 2 ms 852 KB Output is correct
35 Correct 3 ms 852 KB Output is correct