oj.uz

Submission #152956

# Submission time Handle Problem Language Result Execution time Memory
152956 2019-09-10T17:42:26 Z Ruxandra985 popa (BOI18_popa) C++14
0 / 100
 31 ms 376 KB 
#include <cstdio>
#include "popa.h"
 
/// radem glumim dar dc iau runtime
int solve (int N , int *Left , int *Right){ /// return root
    int i,lant,root,bgn,ed,eda;
    int tt[1010];
    for (i=0;i<N;i++){
        tt[i] = Left[i] = Right[i] = -1; /// reset all
    }
    /// separam in lanturi
    lant = 1;
    bgn = ed = 0;
    eda = -1; /// cel de care poti lipi
    for (i=1;i<N;i++){ /// n - 1
        if (query(bgn , i , i , i)){ /// i apartine lantului curent
            ed = i;
            tt[i-1] = i;
        }
        else { /// incepem alt lant
            if ( lant != 1 ){ /// vedem cum il unim
                if (query(eda , ed , eda , eda)){
                    tt[ed] = eda; /// unesti intervalele astea
                }
                else { /// daca nu pot cu aia , il fac pe ed[i] radacina
                    tt[root] = ed;
                    root = ed;
                    ed--;
                }
            }
            else root = ed;
            lant++;
            eda = ed;
            bgn = ed = i;
        }
    }
 
    if ( lant != 1 ){ /// vedem cum il unim
        if (query(eda , ed , eda , eda)){
            tt[ed] = eda; /// unesti intervalele astea
        }
        else { /// daca nu pot cu aia , il fac pe ed[i] radacina
            tt[root] = ed;
            root = ed;
            ed--;
        }
    }
    else root = ed;
 
    /// uniunile dintre lanturi se fac clar la nivelul lui ed
    /// pentru ca au indici consecutivi in s
 
    
 
 
    return root;
}

Compilation message

popa.cpp: In function 'int solve(int, int*, int*)':
popa.cpp:7:9: warning: variable 'tt' set but not used [-Wunused-but-set-variable]
     int tt[1010];
         ^~

Subtask #1
0 / 37.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 376 KB not a valid binary tree
2 Halted 0 ms 0 KB -

Subtask #2
0 / 24.0

# Verdict Execution time Memory Grader output
1 Incorrect 22 ms 312 KB not a valid binary tree
2 Halted 0 ms 0 KB -

Subtask #3
0 / 39.0

# Verdict Execution time Memory Grader output
1 Incorrect 31 ms 376 KB not a valid binary tree
2 Halted 0 ms 0 KB -