Submission #588868

#	Time	Username	Problem	Language	Result	Execution time	Memory
588868		snasibov05	Gondola (IOI14_gondola)	C++14	Compilation error	0 ms	0 KiB

gondola

#include "gondola.h"
#include <bits/stdc++.h>

int valid(int n, int inputSeq[]){

    int mni = 0;
    set<int> st;
    for (int i = 0; i < n; ++i){
        st.insert(inputSeq[i]);
        if (inputSeq[i] < inputSeq[mni]) mni = i;
    }

    if (inputSeq[mni] > n) return 1;
    if (st.size() < n) return 0;

    int k = mni - 1, x = inputSeq[mni] - 1;
    while (x > 0) {
        if (k == -1) k = n-1;
        if (inputSeq[k] != x && inputSeq[k] <= n) return 0;
        inputSeq[k] = x;
        k--, x--;
    }

    k = mni + 1, x = inputSeq[mni] + 1;
    while (x <= n){
        if (k == n) k = 0;
        if (inputSeq[k] != x && inputSeq[k] <= n) return 0;
        inputSeq[k] = x;
        k++, x++;
    }

    return 1;

}

//----------------------

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  return -2;
}

//----------------------

int countReplacement(int n, int inputSeq[])
{
  return -3;
}

Compilation message (stderr)

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:7:5: error: 'set' was not declared in this scope; did you mean 'std::set'?
    7 |     set<int> st;
      |     ^~~
      |     std::set
In file included from /usr/include/c++/10/set:61,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:87,
                 from gondola.cpp:2:
/usr/include/c++/10/bits/stl_set.h:94:11: note: 'std::set' declared here
   94 |     class set
      |           ^~~
gondola.cpp:7:9: error: expected primary-expression before 'int'
    7 |     set<int> st;
      |         ^~~
gondola.cpp:9:9: error: 'st' was not declared in this scope; did you mean 'std'?
    9 |         st.insert(inputSeq[i]);
      |         ^~
      |         std
gondola.cpp:14:9: error: 'st' was not declared in this scope; did you mean 'std'?
   14 |     if (st.size() < n) return 0;
      |         ^~
      |         std