Submission #309968

#	Time	Username	Problem	Language	Result	Execution time	Memory
309968		tjdgus4384	Packing Biscuits (IOI20_biscuits)	C++14	0 / 100	2 ms	384 KiB

biscuits

#include<bits/stdc++.h>
using namespace std;
long long dp[61];

long long count_tastiness(long long x, vector<long long> a){
    if(x == 1){
        if(a[0] > 0){
            dp[0] = 2;
            if(a.size() == 1) a.push_back((a[0]-1)/2);
            else a[1] += (a[0]-1)/2;
        }
        else dp[0] = 1;
        for(int i = 1;i < a.size();i++){
            if(a[i] == 0) dp[i] = dp[i - 1];
            if(a[i] > 0){
                dp[i] = 2*dp[i-1];
                if(i == a.size() - 1) a.push_back((a[i]-1)/2);
                else a[i+1] += (a[i]-1)/2;
            }
        }
        return dp[a.size()-1];
    }
}

Compilation message (stderr)

biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:13:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   13 |         for(int i = 1;i < a.size();i++){
      |                       ~~^~~~~~~~~~
biscuits.cpp:17:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |                 if(i == a.size() - 1) a.push_back((a[i]-1)/2);
      |                    ~~^~~~~~~~~~~~~~~
biscuits.cpp:23:1: warning: control reaches end of non-void function [-Wreturn-type]
   23 | }
      | ^

• Subtask 1: 0 / 9
• Subtask 2: 0 / 12
• Subtask 3: 0 / 21
• Subtask 4: 0 / 35
• Subtask 5: 0 / 23