Submission #782761

#	Time	Username	Problem	Language	Result	Execution time	Memory
782761		christinelynn	이상한 기계 (APIO19_strange_device)	C++17	0 / 100	1 ms	340 KiB

strange_device

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define fi first
#define se second
#define endl "\n"
#define pii pair<ll,ll>
#define pb push_back
#define vi vector<ll>
#define pque priority_queue
#define pqueg priority_queue<ll,vector<ll>,greater<ll>>
#define que queue<ll>
#define FOR(m,i,n) for(int i=(m); i<=(n); i++)
#define FORM(m,i,n) for(int i=(m); i>=(n); i--)
ll n,m,k;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cin >> n >> m >> k;
  if(m == 1) {
    if(k != 1) {
      cout << -1 << endl;
    }
    else {
      cout << 1 << endl;
    }
  }
  else if(m == 2) {
    if(k > n) {
      cout << -1 << endl;
    }
    else {
      ll ans;
      ans = 1 + pow(2,k-1);
      cout << ans << endl;
    }
  }
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 5
• Subtask 5: 0 / 5
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20
• Subtask 8: 0 / 30