Submission #291290

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
291290	2020-09-05 05:05:11	eggag32	Martian DNA (BOI18_dna)	C++17	100 / 100	75 ms	4856 KiB

dna

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#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
typedef vector<int> vi;
typedef pair<int, int> pi;
#define debug(x) cerr << #x << ": " << x << endl
#define debug2(x, y) debug(x), debug(y)
#define repn(i, a, b) for(int i = (int)(a); i < (int)(b); i++)
#define rep(i, a) for(int i = 0; i < (int)(a); i++)
#define all(v) v.begin(), v.end() 
#define mp make_pair
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define fi first
#define se second
#define sq(x) ((x) * (x))
const int mxN = 2e5 + 5;
template<class T> T gcd(T a, T b){ return ((b == 0) ? a : gcd(b, a % b)); }
int n, k, r;
int a[mxN], req[mxN];
bool check(int g){
  vi cnt(n, 0);
  int num = 0; //the number of ones that need fixing (good if it is 0 at some point)
 
 
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• Subtask 1: 16 / 16
• Subtask 2: 24 / 24
• Subtask 3: 28 / 28
• Subtask 4: 32 / 32