Submission #1354608
Source Code Expand
#include<cstdio> const int maxn=100005; struct edge{ int to,next; }lst[maxn];int len=1,first[maxn]; void addedge(int a,int b){ lst[len].to=b;lst[len].next=first[a];first[a]=len++; } int a[maxn]; int deg[maxn],depth[maxn]; void dfs(int x){ for(int pt=first[x];pt;pt=lst[pt].next){ depth[lst[pt].to]=depth[x]+1;dfs(lst[pt].to); } } int main(){ int ans=0; int n,k;scanf("%d%d",&n,&k); for(int i=1;i<=n;++i){ scanf("%d",a+i); } if(a[1]!=1)ans++; for(int i=2;i<=n;++i){ addedge(a[i],i);deg[a[i]]++; } depth[1]=0; dfs(1); if(k==1){ for(int i=2;i<=n;++i)if(a[i]!=1)ans++; }else{ for(int i=2;i<=n;++i){ if(depth[i]==k||(depth[i]>k&&(depth[i]-k)%(k-1)==0))ans+=deg[i]; } } printf("%d\n",ans); return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Teleporter |
User | liu_runda |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 799 Byte |
Status | WA |
Exec Time | 17 ms |
Memory | 5632 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:18:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] int n,k;scanf("%d%d",&n,&k); ^ ./Main.cpp:20:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",a+i); ^
Judge Result
Set Name | Sample | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 800 | ||||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.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, 1_20.txt, 1_21.txt, 1_22.txt, 1_23.txt, 1_24.txt, 1_25.txt, 1_26.txt, 1_27.txt, 1_28.txt, 1_29.txt, 1_30.txt, 1_31.txt, 1_32.txt, 1_33.txt, 1_34.txt, 1_35.txt, 1_36.txt, 1_37.txt, 1_38.txt, 1_39.txt, 1_40.txt, 1_41.txt, 1_42.txt, 1_43.txt, 1_44.txt, 1_45.txt, 1_46.txt, 1_47.txt, 1_48.txt, 1_49.txt, 1_50.txt, 1_51.txt, 1_52.txt, 1_53.txt, 1_54.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 1 ms | 128 KB |
0_01.txt | AC | 1 ms | 128 KB |
0_02.txt | WA | 1 ms | 128 KB |
1_00.txt | AC | 1 ms | 128 KB |
1_01.txt | AC | 1 ms | 128 KB |
1_02.txt | AC | 16 ms | 5632 KB |
1_03.txt | WA | 16 ms | 5632 KB |
1_04.txt | WA | 17 ms | 5632 KB |
1_05.txt | WA | 16 ms | 5632 KB |
1_06.txt | AC | 17 ms | 5632 KB |
1_07.txt | AC | 16 ms | 5632 KB |
1_08.txt | AC | 16 ms | 5632 KB |
1_09.txt | AC | 16 ms | 5632 KB |
1_10.txt | AC | 15 ms | 4096 KB |
1_11.txt | WA | 15 ms | 4096 KB |
1_12.txt | WA | 16 ms | 4096 KB |
1_13.txt | AC | 14 ms | 2560 KB |
1_14.txt | WA | 15 ms | 2560 KB |
1_15.txt | WA | 15 ms | 2560 KB |
1_16.txt | AC | 11 ms | 2560 KB |
1_17.txt | AC | 12 ms | 2560 KB |
1_18.txt | AC | 11 ms | 2560 KB |
1_19.txt | AC | 9 ms | 1664 KB |
1_20.txt | AC | 9 ms | 1664 KB |
1_21.txt | AC | 9 ms | 1792 KB |
1_22.txt | AC | 13 ms | 2560 KB |
1_23.txt | WA | 13 ms | 2560 KB |
1_24.txt | WA | 13 ms | 2560 KB |
1_25.txt | AC | 12 ms | 2560 KB |
1_26.txt | WA | 13 ms | 2560 KB |
1_27.txt | WA | 13 ms | 2560 KB |
1_28.txt | AC | 12 ms | 2432 KB |
1_29.txt | WA | 13 ms | 2432 KB |
1_30.txt | AC | 13 ms | 2432 KB |
1_31.txt | WA | 14 ms | 2560 KB |
1_32.txt | AC | 14 ms | 2560 KB |
1_33.txt | AC | 14 ms | 2560 KB |
1_34.txt | AC | 14 ms | 2560 KB |
1_35.txt | WA | 15 ms | 2560 KB |
1_36.txt | AC | 14 ms | 2560 KB |
1_37.txt | AC | 14 ms | 2560 KB |
1_38.txt | AC | 14 ms | 2560 KB |
1_39.txt | WA | 15 ms | 2560 KB |
1_40.txt | WA | 15 ms | 2560 KB |
1_41.txt | AC | 14 ms | 2560 KB |
1_42.txt | AC | 14 ms | 2560 KB |
1_43.txt | WA | 15 ms | 2688 KB |
1_44.txt | WA | 15 ms | 2688 KB |
1_45.txt | WA | 15 ms | 2688 KB |
1_46.txt | AC | 15 ms | 2688 KB |
1_47.txt | WA | 15 ms | 3328 KB |
1_48.txt | WA | 15 ms | 3328 KB |
1_49.txt | WA | 15 ms | 3328 KB |
1_50.txt | AC | 15 ms | 3328 KB |
1_51.txt | WA | 16 ms | 5120 KB |
1_52.txt | WA | 16 ms | 5120 KB |
1_53.txt | WA | 16 ms | 5120 KB |
1_54.txt | AC | 16 ms | 5120 KB |