Submission #797994

#	Time	Username	Problem	Language	Result	Execution time	Memory
797994		iloveroseanne	Rabbit Carrot (LMIO19_triusis)	C++14	0 / 100	1 ms	212 KiB

triusis

/// PARK CHAEYOUNG IS MY LOVE
/// Author: Ngo Ba Van
/// roses_are_rosie
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define fi first
#define se second
#define MASK(i) (1LL<<i)
#define BIT(x,i) (x&MASK(i))
#define ONBIT(x,i) (x|MASK(i))
#define OFFBIT(x,i) (x&~MASK(i))
#define COUNT(x) (__builtin_popcount(x))
using ii=pair<int,int>;
const ll N=2e5+5,M=1e9+7;
ll n,m,res,a[N];
vector<int>dp;
void nhap()
{
    cin>>n>>m;
    for (int i=1;i<=n;i++)
    {
        int x;
        cin>>x;
        a[i]=m*i-x;
    }
    for (int i=1;i<=n;i++)
    {
        int pos=upper_bound(dp.begin(),dp.end(),a[i])-dp.begin();
        if (pos==dp.size()) dp.push_back(a[i]);
        else
            dp[pos]=a[i];
    }
    cout<<n-dp.size();
}
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
#define task ""
#define task "a"
if(fopen(task".inp","r"))
{
    freopen(task".inp","r",stdin);
    freopen(task".out","w",stdout);
}
int t=1;
//cin>>t;
while (t--)
nhap();
}

Compilation message (stderr)

triusis.cpp:40: warning: "task" redefined
   40 | #define task "a"
      | 
triusis.cpp:39: note: this is the location of the previous definition
   39 | #define task ""
      | 
triusis.cpp: In function 'void nhap()':
triusis.cpp:30:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |         if (pos==dp.size()) dp.push_back(a[i]);
      |             ~~~^~~~~~~~~~~
triusis.cpp: In function 'int main()':
triusis.cpp:43:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   43 |     freopen(task".inp","r",stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
triusis.cpp:44:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   44 |     freopen(task".out","w",stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 14
• Subtask 2: 0 / 21
• Subtask 3: 0 / 28
• Subtask 4: 0 / 37