Submission #630666

#	Time	Username	Problem	Language	Result	Execution time	Memory
630666		fadyscube	Arranging Shoes (IOI19_shoes)	C++17	Compilation error	0 ms	0 KiB

shoes

#include <bits/stdc++.h>

using namespace std;

#define ll long long

struct shoes{
    int s;
    bool r;
}A[100000];
vector<vi> d(100000,vi()),a(100000,vi());
vi P(100000,ll());

vi seg(4*100001,1);

int getIndex(vector<int> v, int K) {
    auto it = find(v.begin(), v.end(), K);
    if (it != v.end()) return it - v.begin();
    else return -1;
}

ll count_swaps(vector<int> S, ll ans = 0) {
    if (S.size() == 2) {
        ans += (S[0] > 0) ? 1 : 0;
        return ans;
    } else if (S.size() < 2) return ans;

    int in = getIndex(S, S[0]*-1);
    ans += S[0] > 0 ? in : in-1;
    S.erase(S.begin()+in);
    S.erase(S.begin()+0);
    return count_swaps(S, ans);
}

Compilation message (stderr)

shoes.cpp:11:8: error: 'vi' was not declared in this scope
   11 | vector<vi> d(100000,vi()),a(100000,vi());
      |        ^~
shoes.cpp:11:10: error: template argument 1 is invalid
   11 | vector<vi> d(100000,vi()),a(100000,vi());
      |          ^
shoes.cpp:11:10: error: template argument 2 is invalid
shoes.cpp:11:21: error: 'vi' was not declared in this scope
   11 | vector<vi> d(100000,vi()),a(100000,vi());
      |                     ^~
shoes.cpp:11:25: error: expression list treated as compound expression in initializer [-fpermissive]
   11 | vector<vi> d(100000,vi()),a(100000,vi());
      |                         ^
shoes.cpp:11:36: error: 'vi' was not declared in this scope
   11 | vector<vi> d(100000,vi()),a(100000,vi());
      |                                    ^~
shoes.cpp:11:40: error: expression list treated as compound expression in initializer [-fpermissive]
   11 | vector<vi> d(100000,vi()),a(100000,vi());
      |                                        ^
shoes.cpp:12:1: error: 'vi' does not name a type
   12 | vi P(100000,ll());
      | ^~
shoes.cpp:14:1: error: 'vi' does not name a type
   14 | vi seg(4*100001,1);
      | ^~