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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#17933 | #2213. Knight | qingyu_orz | AC ✓ | 669ms | 130700kb | C++14 | 1.4kb | 2022-01-15 12:59:24 | 2022-05-04 16:27:50 |
Judging History
answer
#include<bits/stdc++.h>
#define mk(x,y) ((x-1)*m+y)
using namespace std;
char s[1005][1005];
vector<int>g[1000005];
int mb[8][2];
int col[1000005];
void dfs(int x){
for(auto cu:g[x]){
if(col[cu]){
continue;
}
col[cu]=-col[x];
dfs(cu);
}
}
int main(){
int n,m,x,y;
cin>>n>>m>>x>>y;
int f1=1,f2=1;
for(int i=1;i<=n;++i){
scanf("%s",s[i]+1);
assert(strlen(s[i]+1)==m);
}
if(!(f1&f2)){
puts("yangxiaorui");
puts("hacked");
puts("qingyu.blog");
return 0;
}
mb[0][0]=x,mb[0][1]=y;
mb[1][0]=-x,mb[1][1]=y;
mb[2][0]=x,mb[2][1]=-y;
mb[3][0]=-x,mb[3][1]=-y;
mb[4][0]=y,mb[4][1]=x;
mb[5][0]=-y,mb[5][1]=x;
mb[6][0]=y,mb[6][1]=-x;
mb[7][0]=-y,mb[7][1]=-x;
for(int i=1;i<=n;++i)for(int j=1;j<=m;++j)
if(s[i][j]!='@'){
for(int k=0;k<8;++k){
int dx=i+mb[k][0],dy=j+mb[k][1];
if(dx<1||dy<1||dx>n||dy>m)continue;
if(s[dx][dy]=='@')continue;
int u=mk(i,j),v=mk(dx,dy);
g[u].emplace_back(v);
g[v].emplace_back(u);
}
}
int A=-1,B=-1;
for(int i=1;i<=n;++i)for(int j=1;j<=m;++j){
if(s[i][j]=='A')A=mk(i,j);
else if(s[i][j]=='B')B=mk(i,j);
}
if(!g[A].size()){
puts("Bob");
return 0;
}
int N=mk(n,m);
for(int i=1;i<=N;++i)if(!col[i]){
col[i]=i;
dfs(i);
}
if(abs(col[A])!=abs(col[B]))puts("Alice");
else if(col[A]==col[B])puts("Alice");
else puts("Bob");
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 61ms
memory: 44068kb
Test #2:
score: 0
Accepted
time: 5ms
memory: 29284kb
Test #3:
score: 0
Accepted
time: 338ms
memory: 61168kb
Test #4:
score: 0
Accepted
time: 134ms
memory: 43328kb
Test #5:
score: 0
Accepted
time: 3ms
memory: 28644kb
Test #6:
score: 0
Accepted
time: 13ms
memory: 32612kb
Test #7:
score: 0
Accepted
time: 1ms
memory: 27960kb
Test #8:
score: 0
Accepted
time: 3ms
memory: 29596kb
Test #9:
score: 0
Accepted
time: 42ms
memory: 37008kb
Test #10:
score: 0
Accepted
time: 24ms
memory: 31268kb
Test #11:
score: 0
Accepted
time: 9ms
memory: 29848kb
Test #12:
score: 0
Accepted
time: 137ms
memory: 51176kb
Test #13:
score: 0
Accepted
time: 29ms
memory: 35636kb
Test #14:
score: 0
Accepted
time: 50ms
memory: 42772kb
Test #15:
score: 0
Accepted
time: 12ms
memory: 31216kb
Test #16:
score: 0
Accepted
time: 11ms
memory: 29008kb
Test #17:
score: 0
Accepted
time: 4ms
memory: 28336kb
Test #18:
score: 0
Accepted
time: 20ms
memory: 31796kb
Test #19:
score: 0
Accepted
time: 11ms
memory: 28688kb
Test #20:
score: 0
Accepted
time: 38ms
memory: 38440kb
Test #21:
score: 0
Accepted
time: 4ms
memory: 28816kb
Test #22:
score: 0
Accepted
time: 7ms
memory: 29308kb
Test #23:
score: 0
Accepted
time: 0ms
memory: 28584kb
Test #24:
score: 0
Accepted
time: 6ms
memory: 28776kb
Test #25:
score: 0
Accepted
time: 10ms
memory: 29516kb
Test #26:
score: 0
Accepted
time: 4ms
memory: 29000kb
Test #27:
score: 0
Accepted
time: 0ms
memory: 29100kb
Test #28:
score: 0
Accepted
time: 169ms
memory: 62948kb
Test #29:
score: 0
Accepted
time: 8ms
memory: 29284kb
Test #30:
score: 0
Accepted
time: 13ms
memory: 32756kb
Test #31:
score: 0
Accepted
time: 19ms
memory: 32392kb
Test #32:
score: 0
Accepted
time: 4ms
memory: 27684kb
Test #33:
score: 0
Accepted
time: 213ms
memory: 53912kb
Test #34:
score: 0
Accepted
time: 15ms
memory: 29152kb
Test #35:
score: 0
Accepted
time: 174ms
memory: 54128kb
Test #36:
score: 0
Accepted
time: 284ms
memory: 55000kb
Test #37:
score: 0
Accepted
time: 9ms
memory: 30268kb
Test #38:
score: 0
Accepted
time: 42ms
memory: 33720kb
Test #39:
score: 0
Accepted
time: 4ms
memory: 29884kb
Test #40:
score: 0
Accepted
time: 5ms
memory: 29188kb
Test #41:
score: 0
Accepted
time: 20ms
memory: 31232kb
Test #42:
score: 0
Accepted
time: 15ms
memory: 31400kb
Test #43:
score: 0
Accepted
time: 23ms
memory: 35832kb
Test #44:
score: 0
Accepted
time: 5ms
memory: 27788kb
Test #45:
score: 0
Accepted
time: 11ms
memory: 29312kb
Test #46:
score: 0
Accepted
time: 7ms
memory: 27976kb
Test #47:
score: 0
Accepted
time: 9ms
memory: 30584kb
Test #48:
score: 0
Accepted
time: 179ms
memory: 49544kb
Test #49:
score: 0
Accepted
time: 49ms
memory: 40380kb
Test #50:
score: 0
Accepted
time: 22ms
memory: 34916kb
Test #51:
score: 0
Accepted
time: 413ms
memory: 76824kb
Test #52:
score: 0
Accepted
time: 434ms
memory: 80244kb
Test #53:
score: 0
Accepted
time: 78ms
memory: 37652kb
Test #54:
score: 0
Accepted
time: 581ms
memory: 111940kb
Test #55:
score: 0
Accepted
time: 278ms
memory: 54288kb
Test #56:
score: 0
Accepted
time: 658ms
memory: 104608kb
Test #57:
score: 0
Accepted
time: 237ms
memory: 53276kb
Test #58:
score: 0
Accepted
time: 26ms
memory: 32124kb
Test #59:
score: 0
Accepted
time: 90ms
memory: 37416kb
Test #60:
score: 0
Accepted
time: 650ms
memory: 108744kb
Test #61:
score: 0
Accepted
time: 226ms
memory: 50760kb
Test #62:
score: 0
Accepted
time: 170ms
memory: 43568kb
Test #63:
score: 0
Accepted
time: 475ms
memory: 80824kb
Test #64:
score: 0
Accepted
time: 77ms
memory: 37508kb
Test #65:
score: 0
Accepted
time: 605ms
memory: 106012kb
Test #66:
score: 0
Accepted
time: 81ms
memory: 37228kb
Test #67:
score: 0
Accepted
time: 328ms
memory: 61504kb
Test #68:
score: 0
Accepted
time: 43ms
memory: 37384kb
Test #69:
score: 0
Accepted
time: 635ms
memory: 114080kb
Test #70:
score: 0
Accepted
time: 165ms
memory: 46128kb
Test #71:
score: 0
Accepted
time: 154ms
memory: 46488kb
Test #72:
score: 0
Accepted
time: 44ms
memory: 35656kb
Test #73:
score: 0
Accepted
time: 56ms
memory: 47080kb
Test #74:
score: 0
Accepted
time: 620ms
memory: 106640kb
Test #75:
score: 0
Accepted
time: 266ms
memory: 58720kb
Test #76:
score: 0
Accepted
time: 345ms
memory: 63368kb
Test #77:
score: 0
Accepted
time: 476ms
memory: 92040kb
Test #78:
score: 0
Accepted
time: 44ms
memory: 35796kb
Test #79:
score: 0
Accepted
time: 84ms
memory: 39440kb
Test #80:
score: 0
Accepted
time: 316ms
memory: 59932kb
Test #81:
score: 0
Accepted
time: 243ms
memory: 57560kb
Test #82:
score: 0
Accepted
time: 268ms
memory: 55336kb
Test #83:
score: 0
Accepted
time: 124ms
memory: 49012kb
Test #84:
score: 0
Accepted
time: 118ms
memory: 42248kb
Test #85:
score: 0
Accepted
time: 70ms
memory: 36656kb
Test #86:
score: 0
Accepted
time: 52ms
memory: 36740kb
Test #87:
score: 0
Accepted
time: 77ms
memory: 40576kb
Test #88:
score: 0
Accepted
time: 53ms
memory: 36820kb
Test #89:
score: 0
Accepted
time: 583ms
memory: 106592kb
Test #90:
score: 0
Accepted
time: 263ms
memory: 55892kb
Test #91:
score: 0
Accepted
time: 47ms
memory: 36040kb
Test #92:
score: 0
Accepted
time: 534ms
memory: 97664kb
Test #93:
score: 0
Accepted
time: 50ms
memory: 36916kb
Test #94:
score: 0
Accepted
time: 571ms
memory: 95252kb
Test #95:
score: 0
Accepted
time: 392ms
memory: 94816kb
Test #96:
score: 0
Accepted
time: 278ms
memory: 61256kb
Test #97:
score: 0
Accepted
time: 463ms
memory: 101280kb
Test #98:
score: 0
Accepted
time: 416ms
memory: 82088kb
Test #99:
score: 0
Accepted
time: 434ms
memory: 78876kb
Test #100:
score: 0
Accepted
time: 447ms
memory: 89880kb
Test #101:
score: 0
Accepted
time: 564ms
memory: 104748kb
Test #102:
score: 0
Accepted
time: 496ms
memory: 101240kb
Test #103:
score: 0
Accepted
time: 552ms
memory: 96016kb
Test #104:
score: 0
Accepted
time: 173ms
memory: 44128kb
Test #105:
score: 0
Accepted
time: 376ms
memory: 77480kb
Test #106:
score: 0
Accepted
time: 181ms
memory: 53632kb
Test #107:
score: 0
Accepted
time: 484ms
memory: 90772kb
Test #108:
score: 0
Accepted
time: 627ms
memory: 108752kb
Test #109:
score: 0
Accepted
time: 356ms
memory: 66520kb
Test #110:
score: 0
Accepted
time: 654ms
memory: 98360kb
Test #111:
score: 0
Accepted
time: 386ms
memory: 68164kb
Test #112:
score: 0
Accepted
time: 567ms
memory: 92496kb
Test #113:
score: 0
Accepted
time: 40ms
memory: 32984kb
Test #114:
score: 0
Accepted
time: 22ms
memory: 31704kb
Test #115:
score: 0
Accepted
time: 89ms
memory: 38048kb
Test #116:
score: 0
Accepted
time: 530ms
memory: 93476kb
Test #117:
score: 0
Accepted
time: 669ms
memory: 107972kb
Test #118:
score: 0
Accepted
time: 25ms
memory: 34116kb
Test #119:
score: 0
Accepted
time: 22ms
memory: 31180kb
Test #120:
score: 0
Accepted
time: 336ms
memory: 78252kb
Test #121:
score: 0
Accepted
time: 57ms
memory: 37964kb
Test #122:
score: 0
Accepted
time: 110ms
memory: 52040kb
Test #123:
score: 0
Accepted
time: 40ms
memory: 35296kb
Test #124:
score: 0
Accepted
time: 95ms
memory: 39660kb
Test #125:
score: 0
Accepted
time: 241ms
memory: 51936kb
Test #126:
score: 0
Accepted
time: 53ms
memory: 36412kb
Test #127:
score: 0
Accepted
time: 15ms
memory: 30604kb
Test #128:
score: 0
Accepted
time: 136ms
memory: 56572kb
Test #129:
score: 0
Accepted
time: 64ms
memory: 39672kb
Test #130:
score: 0
Accepted
time: 388ms
memory: 75568kb
Test #131:
score: 0
Accepted
time: 45ms
memory: 36080kb
Test #132:
score: 0
Accepted
time: 311ms
memory: 67560kb
Test #133:
score: 0
Accepted
time: 43ms
memory: 33520kb
Test #134:
score: 0
Accepted
time: 131ms
memory: 46572kb
Test #135:
score: 0
Accepted
time: 572ms
memory: 108860kb
Test #136:
score: 0
Accepted
time: 24ms
memory: 31668kb
Test #137:
score: 0
Accepted
time: 67ms
memory: 38332kb
Test #138:
score: 0
Accepted
time: 580ms
memory: 115256kb
Test #139:
score: 0
Accepted
time: 38ms
memory: 35280kb
Test #140:
score: 0
Accepted
time: 129ms
memory: 48828kb
Test #141:
score: 0
Accepted
time: 578ms
memory: 91356kb
Test #142:
score: 0
Accepted
time: 78ms
memory: 39544kb
Test #143:
score: 0
Accepted
time: 623ms
memory: 115232kb
Test #144:
score: 0
Accepted
time: 305ms
memory: 59576kb
Test #145:
score: 0
Accepted
time: 328ms
memory: 74044kb
Test #146:
score: 0
Accepted
time: 148ms
memory: 45344kb
Test #147:
score: 0
Accepted
time: 610ms
memory: 111148kb
Test #148:
score: 0
Accepted
time: 530ms
memory: 92612kb
Test #149:
score: 0
Accepted
time: 331ms
memory: 66716kb
Test #150:
score: 0
Accepted
time: 507ms
memory: 97976kb
Test #151:
score: 0
Accepted
time: 540ms
memory: 130700kb
Test #152:
score: 0
Accepted
time: 58ms
memory: 36196kb
Test #153:
score: 0
Accepted
time: 32ms
memory: 34504kb
Test #154:
score: 0
Accepted
time: 82ms
memory: 38480kb
Test #155:
score: 0
Accepted
time: 447ms
memory: 88664kb
Test #156:
score: 0
Accepted
time: 112ms
memory: 44780kb
Test #157:
score: 0
Accepted
time: 69ms
memory: 51188kb
Test #158:
score: 0
Accepted
time: 194ms
memory: 52860kb
Test #159:
score: 0
Accepted
time: 26ms
memory: 31484kb
Test #160:
score: 0
Accepted
time: 72ms
memory: 37044kb
Test #161:
score: 0
Accepted
time: 175ms
memory: 48672kb
Test #162:
score: 0
Accepted
time: 61ms
memory: 38804kb
Test #163:
score: 0
Accepted
time: 15ms
memory: 29280kb
Test #164:
score: 0
Accepted
time: 353ms
memory: 65104kb
Test #165:
score: 0
Accepted
time: 660ms
memory: 103640kb
Test #166:
score: 0
Accepted
time: 432ms
memory: 84844kb