제출 #92506

#제출 시각아이디문제언어결과실행 시간메모리
92506RandooomMoney (IZhO17_money)C++14
100 / 100
670 ms14968 KiB
#include <bits/stdc++.h> #define in freopen ("input.txt", "r", stdin); #define out freopen("output.txt", "w", stdout); #define ll long long int const int val = (1e6) + 5; const int inf = (1e6); double eps = 0.000000001; using namespace std; int a[val], d[val]; void update(int x){ while(x <= inf){ d[x] += 1; x += (x & -x); } } int get(int x){ int s = 0; while(x > 0){ s += d[x]; x -= (x & -x); } return s; } int solve(){ int n; cin >> n; for(int i=1; i<=n; ++i){ cin >> a[i]; } int x = inf, ans = 1; update(a[1]); update(inf); for(int i=2; i<=n; ++i){ if(a[i] >= a[i-1] && a[i] <= x){ update(a[i]); } else{ int l = a[i], r = inf; while(l < r){ int m = (l + r) / 2; if(get(m) > get(a[i])){ r = m; } else{ l = m + 1; } } x = l; update(a[i]); ++ ans; } } cout << ans << endl; } int main(){ //in out ios_base::sync_with_stdio(0); solve(); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

money.cpp: In function 'int solve()':
money.cpp:60:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^
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