Submission #145941

#	Time	Username	Problem	Language	Result	Execution time	Memory
145941		Blagojce	Zalmoxis (BOI18_zalmoxis)	C++11	20 / 100	413 ms	24376 KiB

zalmoxis

#include <bits/stdc++.h>
#define fr(i, n, m) for(int i = (n); i < (m); i ++)
#define pb push_back
#define st first
#define nd second
#define pq priority_queue
#define all(x) begin(x),end(x)

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
ll const inf = 1e9;
ll const mod = 998244853;
ld const eps = 1e-9;


bool f(pii A, pii B){
        if(A.st < B.st) return true;
        else if(A.st > B.st) return false;
        else  A.nd > B.nd;
}
/*int k;
void expand(int num){
        if(num == 0){
                cout << 0 <<' ';
                return;
        }
        if(k == 0){
                cout << num <<' ';
                return;
        }
        --k;
        expand(num - 1);
        expand(num - 1);


}*/
int main()
{
        int n, k;
        cin >> n >> k;
        int a[n];
        int b[n];
        int MIN = 40;
        int nxt[n];
        fr(i, 0, n){
                cin >> a[i];
                b[i] = a[i];
                MIN = min(a[i], MIN);
                nxt[i] = i + 1;
        }
        nxt[n - 1] = n;
        vector<pii> v;
        int sz = n;
        fr(mi, MIN, 30){
                int p = 0;
                int CNT = 0;
                fr(i, 0, sz){
                        if(nxt[p] == n){
                                if(a[p] == mi){
                                        v.pb({p, mi});
                                        a[p] ++;
                                }
 
                        }
                        else if(a[p] == mi){
                                if(a[nxt[p]] == mi){
                                        a[p] = mi + 1;
                                        nxt[p] = nxt[nxt[p]];
                                        CNT ++;
                                }
                                else{
                                        v.pb({p, mi});
                                        a[p] = mi + 1;
                                }
                        }
                        p = nxt[p];
                }
                sz -= CNT;
                p = 0;
        }
 
        sort(v.begin(), v.end(), f);
 
        int j = 0;
        k -= v.size();
        if(k < 0) cout << 2 / 0 << endl;
        fr(i, 0, n){
                while(j < v.size() && v[j].st == i){
 
                        cout << v[j].nd <<' ';
                        j ++;
                }
                cout << b[i] <<' ';
        }
        cout <<endl;
 
 
        return 0;
}

Compilation message (stderr)

zalmoxis.cpp: In function 'bool f(pii, pii)':
zalmoxis.cpp:21:20: warning: statement has no effect [-Wunused-value]
         else  A.nd > B.nd;
                    ^
zalmoxis.cpp: In function 'int main()':
zalmoxis.cpp:88:29: warning: division by zero [-Wdiv-by-zero]
         if(k < 0) cout << 2 / 0 << endl;
                           ~~^~~
zalmoxis.cpp:90:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                 while(j < v.size() && v[j].st == i){
                       ~~^~~~~~~~~~
zalmoxis.cpp: In function 'bool f(pii, pii)':
zalmoxis.cpp:22:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

• Subtask 1: 15 / 30
• Subtask 2: 5 / 70