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Submission #376347

# Submission time Handle Problem Language Result Execution time Memory
376347 2021-03-11T09:58:07 Z Jarif_Rahman Packing Biscuits (IOI20_biscuits) C++17
0 / 100
 1000 ms 1051392 KB 
#include "biscuits.h"
#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
#define __int128 long long
using namespace std;
typedef long long int ll;
typedef string str;
const int kk = 125;
ll count_tastiness(ll x, vector<ll> aa){
    vector<__int128> a(kk);
    int k = aa.size();
    for(int i = 0; i < k; i++) a[i] = aa[i];
    ll ans = 0;
    vector<__int128> s(kk, 0);
    for(int i = 0; i < kk; i++){
        if(i != 0) s[i] = s[i-1];
        s[i]+=a[i]*(1LL<<i);
    }
    vector<__int128> v;
    v.pb({0});
    for(int i = 0; i < kk; i++){
        __int128 mx = s[i]/x-mx, p = 1;
        p<<=i;
        mx-=p;
        int in = upper_bound(v.begin(), v.end(), mx) - v.begin();
        for(int j = 0; j < in; j++) v.pb(v[j]+p);
    }
    return v.size();
}

Compilation message

biscuits.cpp: In function 'll count_tastiness(ll, std::vector<long long int>)':
biscuits.cpp:15:8: warning: unused variable 'ans' [-Wunused-variable]
   15 |     ll ans = 0;
      |        ^~~
biscuits.cpp:24:29: warning: 'mx' may be used uninitialized in this function [-Wmaybe-uninitialized]
   24 |         __int128 mx = s[i]/x-mx, p = 1;

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1134 ms 1051112 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1116 ms 1011692 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 21.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1103 ms 612692 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1130 ms 1051392 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1134 ms 1051112 KB Time limit exceeded
2 Halted 0 ms 0 KB -