oj.uz

Submission #336229

# Submission time Handle Problem Language Result Execution time Memory
336229 2020-12-15T03:11:40 Z beksultan04 Bigger segments (IZhO19_segments) C++14
13 / 100
 1500 ms 26604 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pii pair<int,int>
#define OK puts("OK");
#define fr first
#define sc second
#define ret return
#define scan1(a) scanf("%lld",&a);
#define scan2(a,b) scanf("%lld %lld",&a, &b);
#define scan3(a,b,c) scanf("%lld %lld %lld",&a,&b,&c);
#define all(s) s.begin(),s.end()
#define pb push_back
#define sz(v) (int)v.size()
#define endi puts("");
const int N = 1e6+12,INF=1e9+7;
int q[N],ct[N],der[4*N],ans,n;
vector <pii > v[N];
void rec(int j,int sum,int cnt){
    int i;
    if (j > n){
        ans = max(ans,cnt);
        ret ;
    }
    for (i=0;i<v[j].size();++i){
        if (v[j][i].fr >= sum){
            rec(v[j][i].sc+1,v[j][i].fr,cnt+1);
        }
    }


}
main(){
    int i,j;
    scan1(n)
    for (i=1;i<=n;++i){
        scan1(q[i])
    }
    for (i=1;i<=n;++i){
        int sum=0;
        for (j=i;j<=n;++j){
            sum+=q[j];
            v[i].pb({sum,j});
        }
    }
    rec(1,0,0);
    cout <<ans;
}

Compilation message

segments.cpp: In function 'void rec(long long int, long long int, long long int)':
segments.cpp:25:15: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |     for (i=0;i<v[j].size();++i){
      |              ~^~~~~~~~~~~~
segments.cpp: At global scope:
segments.cpp:33:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   33 | main(){
      |      ^
segments.cpp: In function 'int main()':
segments.cpp:9:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    9 | #define scan1(a) scanf("%lld",&a);
      |                  ~~~~~^~~~~~~~~~~
segments.cpp:35:5: note: in expansion of macro 'scan1'
   35 |     scan1(n)
      |     ^~~~~
segments.cpp:9:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    9 | #define scan1(a) scanf("%lld",&a);
      |                  ~~~~~^~~~~~~~~~~
segments.cpp:37:9: note: in expansion of macro 'scan1'
   37 |         scan1(q[i])
      |         ^~~~~

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23788 KB Output is correct
2 Correct 15 ms 23788 KB Output is correct
3 Correct 14 ms 23788 KB Output is correct
4 Correct 14 ms 23788 KB Output is correct
5 Correct 17 ms 23788 KB Output is correct
6 Correct 15 ms 23788 KB Output is correct
7 Correct 15 ms 23936 KB Output is correct
8 Correct 15 ms 23788 KB Output is correct
9 Correct 14 ms 23916 KB Output is correct
10 Correct 15 ms 23788 KB Output is correct
11 Correct 15 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 15 ms 23788 KB Output is correct
15 Correct 15 ms 23936 KB Output is correct

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23788 KB Output is correct
2 Correct 15 ms 23788 KB Output is correct
3 Correct 14 ms 23788 KB Output is correct
4 Correct 14 ms 23788 KB Output is correct
5 Correct 17 ms 23788 KB Output is correct
6 Correct 15 ms 23788 KB Output is correct
7 Correct 15 ms 23936 KB Output is correct
8 Correct 15 ms 23788 KB Output is correct
9 Correct 14 ms 23916 KB Output is correct
10 Correct 15 ms 23788 KB Output is correct
11 Correct 15 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 15 ms 23788 KB Output is correct
15 Correct 15 ms 23936 KB Output is correct
16 Correct 17 ms 26604 KB Output is correct
17 Execution timed out 1586 ms 26476 KB Time limit exceeded
18 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23788 KB Output is correct
2 Correct 15 ms 23788 KB Output is correct
3 Correct 14 ms 23788 KB Output is correct
4 Correct 14 ms 23788 KB Output is correct
5 Correct 17 ms 23788 KB Output is correct
6 Correct 15 ms 23788 KB Output is correct
7 Correct 15 ms 23936 KB Output is correct
8 Correct 15 ms 23788 KB Output is correct
9 Correct 14 ms 23916 KB Output is correct
10 Correct 15 ms 23788 KB Output is correct
11 Correct 15 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 15 ms 23788 KB Output is correct
15 Correct 15 ms 23936 KB Output is correct
16 Correct 17 ms 26604 KB Output is correct
17 Execution timed out 1586 ms 26476 KB Time limit exceeded
18 Halted 0 ms 0 KB -

Subtask #4
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23788 KB Output is correct
2 Correct 15 ms 23788 KB Output is correct
3 Correct 14 ms 23788 KB Output is correct
4 Correct 14 ms 23788 KB Output is correct
5 Correct 17 ms 23788 KB Output is correct
6 Correct 15 ms 23788 KB Output is correct
7 Correct 15 ms 23936 KB Output is correct
8 Correct 15 ms 23788 KB Output is correct
9 Correct 14 ms 23916 KB Output is correct
10 Correct 15 ms 23788 KB Output is correct
11 Correct 15 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 15 ms 23788 KB Output is correct
15 Correct 15 ms 23936 KB Output is correct
16 Correct 17 ms 26604 KB Output is correct
17 Execution timed out 1586 ms 26476 KB Time limit exceeded
18 Halted 0 ms 0 KB -

Subtask #5
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 23788 KB Output is correct
2 Correct 15 ms 23788 KB Output is correct
3 Correct 14 ms 23788 KB Output is correct
4 Correct 14 ms 23788 KB Output is correct
5 Correct 17 ms 23788 KB Output is correct
6 Correct 15 ms 23788 KB Output is correct
7 Correct 15 ms 23936 KB Output is correct
8 Correct 15 ms 23788 KB Output is correct
9 Correct 14 ms 23916 KB Output is correct
10 Correct 15 ms 23788 KB Output is correct
11 Correct 15 ms 23788 KB Output is correct
12 Correct 15 ms 23788 KB Output is correct
13 Correct 16 ms 23788 KB Output is correct
14 Correct 15 ms 23788 KB Output is correct
15 Correct 15 ms 23936 KB Output is correct
16 Correct 17 ms 26604 KB Output is correct
17 Execution timed out 1586 ms 26476 KB Time limit exceeded
18 Halted 0 ms 0 KB -