Submission #1690239
Source Code Expand
//InTheNameOfGod #include<bits/stdc++.h> using namespace std; #define ll long long #define rep(i,j,k) for(int i=j;i<k;++i) #define rrep(i,j,k) for(int i=j;i>=k;i--) #define pb push_back #define int ll const int maxn =2e5; int n,e,t,dp[maxn],x[maxn],bt[4*maxn]; void up(int u,int l,int r,int x,int y) { if(r-l==1) { bt[u]=y; return ; } int md=(l+r)>>1; if(x<md)up(2*u,l,md,x,y); else up(2*u+1,md,r,x,y); bt[u]=min(bt[2*u],bt[2*u+1]); } int query(int u,int l,int r,int f,int s) { if(l>=s||f>=r)return 1e18; if(f<=l&&r<=s) { return bt[u]; } int md=(l+r)>>1; return min(query(2*u,l,md,f,s),query(2*u+1,md,r,f,s)); } main() { ios_base::sync_with_stdio(false);cin.tie(0); cin>>n>>e>>t; rep(i,1,n+1)cin>>x[i]; int g=0; up(1,0,n+1,0,-2*x[1]); rep(i,1,n+1) { while(x[g+1]<=x[i]-t/2.0)g++; dp[i]=min(t+dp[g],2*x[i]+query(1,0,n+1,0,g)); up(1,0,n+1,i,dp[i]-2*x[i+1]); //cout<<i<<' '<<g<<' '<<dp[i]<<' '<<2*x[i]<<'+'<<query(1,0,n+1,0,g)<<' '<<t+dp[g]<<endl; } cout<<dp[n]+e; }
Submission Info
Submission Time | |
---|---|
Task | D - Shik and Game |
User | OPG |
Language | C++14 (GCC 5.4.1) |
Score | 1200 |
Code Size | 1099 Byte |
Status | AC |
Exec Time | 35 ms |
Memory | 6784 KB |
Judge Result
Set Name | Sample | Subtask1 | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 600 / 600 | 600 / 600 | ||||||
Status |
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Set Name | Test Cases |
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Sample | 0_00.txt, 0_01.txt, 0_02.txt |
Subtask1 | 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 2_00.txt, 2_01.txt, 2_02.txt, 2_03.txt, 2_04.txt, 2_05.txt, 2_06.txt, 2_07.txt, 2_08.txt, 2_09.txt, 2_10.txt, 2_11.txt, 2_12.txt, 2_13.txt, 2_14.txt, 2_15.txt, 2_16.txt, 2_17.txt, 2_18.txt, 2_19.txt, 2_20.txt, 2_21.txt, 2_22.txt, 2_23.txt, 2_24.txt, 2_25.txt, 2_26.txt, 2_27.txt, 2_28.txt, 2_29.txt, 2_30.txt, 2_31.txt, 2_32.txt, 2_33.txt, 2_34.txt, 2_35.txt, 2_36.txt, 2_37.txt, 2_38.txt, 2_39.txt, 2_40.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 2 ms | 2304 KB |
0_01.txt | AC | 2 ms | 2304 KB |
0_02.txt | AC | 2 ms | 2304 KB |
1_00.txt | AC | 2 ms | 2304 KB |
1_01.txt | AC | 2 ms | 2304 KB |
1_02.txt | AC | 2 ms | 2304 KB |
1_03.txt | AC | 2 ms | 2304 KB |
1_04.txt | AC | 2 ms | 2304 KB |
1_05.txt | AC | 2 ms | 2304 KB |
1_06.txt | AC | 2 ms | 2304 KB |
1_07.txt | AC | 2 ms | 2304 KB |
1_08.txt | AC | 2 ms | 2304 KB |
1_09.txt | AC | 2 ms | 2304 KB |
1_10.txt | AC | 2 ms | 2304 KB |
1_11.txt | AC | 2 ms | 2304 KB |
1_12.txt | AC | 2 ms | 2304 KB |
1_13.txt | AC | 2 ms | 2304 KB |
1_14.txt | AC | 2 ms | 2304 KB |
1_15.txt | AC | 2 ms | 2304 KB |
1_16.txt | AC | 2 ms | 2304 KB |
1_17.txt | AC | 2 ms | 2304 KB |
1_18.txt | AC | 2 ms | 2304 KB |
1_19.txt | AC | 2 ms | 2304 KB |
2_00.txt | AC | 33 ms | 6784 KB |
2_01.txt | AC | 33 ms | 6784 KB |
2_02.txt | AC | 33 ms | 6784 KB |
2_03.txt | AC | 33 ms | 6784 KB |
2_04.txt | AC | 34 ms | 6784 KB |
2_05.txt | AC | 33 ms | 6784 KB |
2_06.txt | AC | 33 ms | 6784 KB |
2_07.txt | AC | 33 ms | 6784 KB |
2_08.txt | AC | 34 ms | 6784 KB |
2_09.txt | AC | 34 ms | 6784 KB |
2_10.txt | AC | 34 ms | 6784 KB |
2_11.txt | AC | 35 ms | 6784 KB |
2_12.txt | AC | 34 ms | 6784 KB |
2_13.txt | AC | 34 ms | 6784 KB |
2_14.txt | AC | 35 ms | 6784 KB |
2_15.txt | AC | 35 ms | 6784 KB |
2_16.txt | AC | 35 ms | 6784 KB |
2_17.txt | AC | 35 ms | 6784 KB |
2_18.txt | AC | 35 ms | 6784 KB |
2_19.txt | AC | 35 ms | 6784 KB |
2_20.txt | AC | 35 ms | 6784 KB |
2_21.txt | AC | 35 ms | 6784 KB |
2_22.txt | AC | 35 ms | 6784 KB |
2_23.txt | AC | 35 ms | 6784 KB |
2_24.txt | AC | 35 ms | 6784 KB |
2_25.txt | AC | 35 ms | 6784 KB |
2_26.txt | AC | 35 ms | 6784 KB |
2_27.txt | AC | 35 ms | 6784 KB |
2_28.txt | AC | 35 ms | 6784 KB |
2_29.txt | AC | 35 ms | 6784 KB |
2_30.txt | AC | 35 ms | 6784 KB |
2_31.txt | AC | 35 ms | 6784 KB |
2_32.txt | AC | 34 ms | 6784 KB |
2_33.txt | AC | 34 ms | 6784 KB |
2_34.txt | AC | 34 ms | 6784 KB |
2_35.txt | AC | 34 ms | 6784 KB |
2_36.txt | AC | 33 ms | 6784 KB |
2_37.txt | AC | 33 ms | 6784 KB |
2_38.txt | AC | 32 ms | 6784 KB |
2_39.txt | AC | 31 ms | 6784 KB |
2_40.txt | AC | 29 ms | 6784 KB |