oj.uz

Submission #364960

# Submission time Handle Problem Language Result Execution time Memory
364960 2021-02-10T15:45:19 Z Matteo_Verz Mean (info1cup19_mean) C++11
100 / 100
 3 ms 492 KB 
/*
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            +hhyso++oosy- /s
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            ..----.` ``.-/+:.`
                   `````..-::/.
                  `..```.-::///`
                 `-.....--::::/:
                `.......--::////:
               `...`....---:::://:
             `......``..--:::::///:`
            `---.......--:::::////+/`
            ----------::::::/::///++:
            ----:---:::::///////////:`
            .----::::::////////////:-`
            `----::::::::::/::::::::-
             `.-----:::::::::::::::-
               ...----:::::::::/:-`
                 `.---::/+osss+:`
                   ``.:://///-.
*/
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cstring>
#include <vector>
#include <stack>
#include <queue>
#include <deque>
#include <set>
#include <map>
#include <cmath>

using namespace std;

const int INF = 2e9;
const int N = 200;

int dp[5 + N][5 + N];
int v[5 + N];

int main() {
#ifdef CP
    freopen("mean.in", "r", stdin);
    freopen("mean.out", "w", stdout);
#endif // CP
    int n, Max(0);
    scanf("%d", &n);
    for(int i = 1; i <= n; i++) {
        scanf("%d", &v[i]);
        dp[i][i] = v[i];
    }

    for(int i = 1; i < n; i++) {
        for(int j = 1; j < n - i + 1; j++) {
            Max = 0;
            for(int k = j; k < i + j; k++) {
                Max = max(Max, (dp[j][k] + dp[k + 1][i + j]) / 2);
            }
            dp[j][i + j] = Max;
        }
    }

    printf("%d\n", dp[1][n]);
    return 0;
}

Compilation message

mean.cpp: In function 'int main()':
mean.cpp:50:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   50 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
mean.cpp:52:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   52 |         scanf("%d", &v[i]);
      |         ~~~~~^~~~~~~~~~~~~

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct

Subtask #2
70.0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 0 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 1 ms 364 KB Output is correct
12 Correct 1 ms 364 KB Output is correct
13 Correct 1 ms 364 KB Output is correct
14 Correct 1 ms 364 KB Output is correct
15 Correct 1 ms 364 KB Output is correct
16 Correct 2 ms 492 KB Output is correct
17 Correct 3 ms 492 KB Output is correct
18 Correct 3 ms 492 KB Output is correct
19 Correct 3 ms 492 KB Output is correct
20 Correct 3 ms 492 KB Output is correct