Submission #111217

#	Time	Username	Problem	Language	Result	Execution time	Memory
111217		ppnxblstr	Bali Sculptures (APIO15_sculpture)	C++14	50 / 100	310 ms	536 KiB

sculpture

#include <bits/stdc++.h>
using namespace std;
int arr[2048];
long long qs[2048];
int dp[2048];
int main(){
    int n,a,b;
    scanf("%d%d%d",&n,&a,&b);
    for(int i = 1; i <= n; i++){
        scanf("%d",arr+i);
        qs[i] = qs[i-1] + arr[i];
    }
    long long ans = 0ll;
    for(int i = 60; i >= 0; i--){
        for(int j = 1; j <= n; j++){
            dp[j] = 4000;
            for(int l = 0; l < j; l++){
                if(((((qs[j] - qs[l]) >> (long long)i) << (long long)i) | ans) == ans){
                    dp[j] = min(dp[j], dp[l]+1);
                }
            }
        }
        if(dp[n] > b){
            ans += 1ll << (long long)i;
        }
    }
    printf("%lld\n",ans);
    return 0;
}
/*
6 1 3
8 1 2 1 5 4
 */
/*
5 1 4
100 100 100 100 100
 */

Compilation message (stderr)

sculpture.cpp: In function 'int main()':
sculpture.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d",&n,&a,&b);
     ~~~~~^~~~~~~~~~~~~~~~~~~
sculpture.cpp:10:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d",arr+i);
         ~~~~~^~~~~~~~~~~~

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 21 / 21
• Subtask 4: 0 / 25
• Subtask 5: 29 / 29