Submission #1690801
Source Code Expand
#include<iostream> #include<stdio.h> #include<stdlib.h> #include<string.h> #include<math.h> #include<algorithm> #include<vector> using namespace std; int n,f[200010],g[200010]; char s[200010]; vector<int> a[200010]; long long p=1; inline void dp(int i,int j) { int k; f[i]=1; g[i]=s[i-1]-'0'; for(k=0;k<a[i].size();k++) if(a[i][k]!=j) { dp(a[i][k],i); f[i]=max(f[i],f[a[i][k]]+1); g[i]+=g[a[i][k]]; } } inline void dp2(int i,int j,int b,int c) { int k,u,v,w,d=0; if(i==1) u=v=w=0; else { u=b; v=0; if(c) w=b; } b++; c+=s[i-1]-'0'; for(k=0;k<a[i].size();k++) if(a[i][k]!=j) { if(f[a[i][k]]>u) v=u,u=f[a[i][k]]; else v=max(v,f[a[i][k]]); if(g[i]) w=min(w,f[a[i][k]]); if(f[a[i][k]]+1>b) d=b,b=f[a[i][k]]+1; else d=max(d,f[a[i][k]]+1); c+=g[a[i][k]]; } u=min(u-1,v+1); if(s[i-1]=='1') w=0; p+=max(u-w+1,0); for(k=0,u=b,v=c;k<a[i].size();k++) if(a[i][k]!=j) dp2(a[i][k],i,(f[a[i][k]]+1==b)?d:b,c-g[a[i][k]]); } int main() { //freopen(".in","r",stdin); //freopen(".out","w",stdout); int i,j,k; scanf("%d",&n); for(i=1;i<n;i++) { scanf("%d%d",&j,&k); a[j].push_back(k); a[k].push_back(j); } scanf("%s",&s); dp(1,0); dp2(1,0,0,0); cout<<p<<"\n"; return 0; }
Submission Info
Submission Time | |
---|---|
Task | F - Black Radius |
User | fateice |
Language | C++14 (GCC 5.4.1) |
Score | 1300 |
Code Size | 1416 Byte |
Status | WA |
Exec Time | 129 ms |
Memory | 20736 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:75:15: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[200010]’ [-Wformat=] scanf("%s",&s); ^ ./Main.cpp:68:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ ./Main.cpp:71:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&j,&k); ^ ./Main.cpp:75:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&s); ^
Judge Result
Set Name | Sample | Subtask | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1300 / 1300 | 0 / 600 | ||||||||
Status |
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|
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Set Name | Test Cases |
---|---|
Sample | 0_00.txt, 0_01.txt, 0_02.txt |
Subtask | 0_01.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 |
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, 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, 2_41.txt, 2_42.txt, 2_43.txt, 2_44.txt, 2_45.txt, 2_46.txt, 2_47.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 3 ms | 6400 KB |
0_01.txt | AC | 3 ms | 6400 KB |
0_02.txt | AC | 3 ms | 6400 KB |
1_00.txt | AC | 3 ms | 6400 KB |
1_01.txt | AC | 121 ms | 20736 KB |
1_02.txt | AC | 112 ms | 17920 KB |
1_03.txt | AC | 104 ms | 12928 KB |
1_04.txt | AC | 85 ms | 13304 KB |
1_05.txt | AC | 69 ms | 13684 KB |
1_06.txt | AC | 108 ms | 13312 KB |
1_07.txt | AC | 101 ms | 13184 KB |
1_08.txt | AC | 103 ms | 13824 KB |
1_09.txt | AC | 107 ms | 16896 KB |
1_10.txt | AC | 103 ms | 16256 KB |
1_11.txt | AC | 121 ms | 20608 KB |
1_12.txt | AC | 103 ms | 14720 KB |
1_13.txt | AC | 119 ms | 16512 KB |
1_14.txt | AC | 108 ms | 14592 KB |
1_15.txt | AC | 129 ms | 13952 KB |
1_16.txt | AC | 102 ms | 15104 KB |
1_17.txt | AC | 105 ms | 16000 KB |
1_18.txt | AC | 101 ms | 12928 KB |
1_19.txt | AC | 97 ms | 13056 KB |
1_20.txt | AC | 106 ms | 12928 KB |
1_21.txt | AC | 129 ms | 13440 KB |
1_22.txt | AC | 112 ms | 13180 KB |
1_23.txt | AC | 103 ms | 13180 KB |
1_24.txt | AC | 111 ms | 13696 KB |
1_25.txt | AC | 88 ms | 14456 KB |
1_26.txt | AC | 101 ms | 13052 KB |
1_27.txt | AC | 82 ms | 13304 KB |
1_28.txt | AC | 80 ms | 13688 KB |
1_29.txt | AC | 93 ms | 14972 KB |
2_00.txt | WA | 3 ms | 6400 KB |
2_01.txt | WA | 103 ms | 20352 KB |
2_02.txt | WA | 105 ms | 19200 KB |
2_03.txt | AC | 105 ms | 18816 KB |
2_04.txt | WA | 106 ms | 16640 KB |
2_05.txt | WA | 107 ms | 16768 KB |
2_06.txt | WA | 106 ms | 17408 KB |
2_07.txt | WA | 99 ms | 12928 KB |
2_08.txt | WA | 102 ms | 12928 KB |
2_09.txt | WA | 100 ms | 12928 KB |
2_10.txt | WA | 88 ms | 13304 KB |
2_11.txt | WA | 83 ms | 13304 KB |
2_12.txt | AC | 87 ms | 13304 KB |
2_13.txt | WA | 66 ms | 13812 KB |
2_14.txt | WA | 64 ms | 13684 KB |
2_15.txt | AC | 68 ms | 13684 KB |
2_16.txt | WA | 98 ms | 13184 KB |
2_17.txt | WA | 103 ms | 13184 KB |
2_18.txt | WA | 107 ms | 13184 KB |
2_19.txt | WA | 111 ms | 13184 KB |
2_20.txt | WA | 111 ms | 13184 KB |
2_21.txt | WA | 106 ms | 13184 KB |
2_22.txt | WA | 106 ms | 13696 KB |
2_23.txt | WA | 100 ms | 14080 KB |
2_24.txt | WA | 102 ms | 13952 KB |
2_25.txt | WA | 111 ms | 17152 KB |
2_26.txt | WA | 115 ms | 16384 KB |
2_27.txt | WA | 107 ms | 17152 KB |
2_28.txt | WA | 99 ms | 16000 KB |
2_29.txt | WA | 106 ms | 19456 KB |
2_30.txt | WA | 103 ms | 18304 KB |
2_31.txt | WA | 104 ms | 16000 KB |
2_32.txt | WA | 99 ms | 13312 KB |
2_33.txt | WA | 99 ms | 14720 KB |
2_34.txt | WA | 100 ms | 15744 KB |
2_35.txt | WA | 102 ms | 17536 KB |
2_36.txt | WA | 100 ms | 12928 KB |
2_37.txt | WA | 107 ms | 12928 KB |
2_38.txt | WA | 97 ms | 13696 KB |
2_39.txt | WA | 97 ms | 13056 KB |
2_40.txt | WA | 85 ms | 13304 KB |
2_41.txt | WA | 91 ms | 13184 KB |
2_42.txt | WA | 80 ms | 13176 KB |
2_43.txt | WA | 113 ms | 16768 KB |
2_44.txt | WA | 80 ms | 13304 KB |
2_45.txt | WA | 71 ms | 13560 KB |
2_46.txt | WA | 71 ms | 13684 KB |
2_47.txt | WA | 96 ms | 15352 KB |