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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 |
---|---|---|---|---|---|---|---|---|---|
#17989 | #2213. Knight | A_Pikachu# | AC ✓ | 111ms | 11672kb | C++14 | 1.2kb | 2022-01-15 16:39:53 | 2022-05-04 16:35:38 |
Judging History
answer
#include <cstdio>
#include <queue>
using namespace std;
const int N=1005;
int n,m,r,c,xa,ya,xb,yb,cnt,sz[N*N],col[N][N];
int dx[]={-1,-1,1,1,-1,-1,1,1};
int dy[]={-1,1,-1,1,-1,1,-1,1};
char mp[N][N];
int abs(int x){return x<0?-x:x;}
struct node{
int x,y,t;
};
queue<node> q;
void bfs(int sx,int sy){
q.push((node){sx,sy,1});
col[sx][sy]=++cnt;
sz[cnt]=1;
while(!q.empty()){
node tmp=q.front(); q.pop();
int x=tmp.x,y=tmp.y,t=tmp.t;
for(int i=0; i<8; i++){
int xx=x+dx[i],yy=y+dy[i];
if(xx<1||xx>n||yy<1||yy>m||mp[xx][yy]=='@'||col[xx][yy]) continue;
col[xx][yy]=-1*t*cnt;
q.push((node){xx,yy,-1*t});
++sz[cnt];
}
}
}
int main(){
scanf("%d%d%d%d",&n,&m,&r,&c);
for(int i=0; i<4; i++) dx[i]*=r,dy[i]*=c;
for(int i=4; i<8; i++) dx[i]*=c,dy[i]*=r;
for(int i=1; i<=n; i++){
for(int j=1; j<=m; j++){
scanf(" %c",&mp[i][j]);
if(mp[i][j]=='A') xa=i,ya=j;
if(mp[i][j]=='B') xb=i,yb=j;
}
}
for(int i=1; i<=n; i++) for(int j=1; j<=m; j++) if(!col[i][j]&&mp[i][j]!='@') bfs(i,j);
if(abs(col[xa][ya])!=abs(col[xb][yb])){
if(sz[abs(col[xa][ya])]==1) printf("Bob\n");
else printf("Alice\n");
}else{
if(col[xa][ya]==col[xb][yb]) printf("Alice\n");
else printf("Bob\n");
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 37ms
memory: 9800kb
Test #2:
score: 0
Accepted
time: 1ms
memory: 7304kb
Test #3:
score: 0
Accepted
time: 50ms
memory: 9892kb
Test #4:
score: 0
Accepted
time: 40ms
memory: 9456kb
Test #5:
score: 0
Accepted
time: 2ms
memory: 7336kb
Test #6:
score: 0
Accepted
time: 11ms
memory: 9820kb
Test #7:
score: 0
Accepted
time: 3ms
memory: 7220kb
Test #8:
score: 0
Accepted
time: 7ms
memory: 8380kb
Test #9:
score: 0
Accepted
time: 48ms
memory: 11580kb
Test #10:
score: 0
Accepted
time: 26ms
memory: 9972kb
Test #11:
score: 0
Accepted
time: 17ms
memory: 9452kb
Test #12:
score: 0
Accepted
time: 51ms
memory: 9620kb
Test #13:
score: 0
Accepted
time: 12ms
memory: 9688kb
Test #14:
score: 0
Accepted
time: 41ms
memory: 11016kb
Test #15:
score: 0
Accepted
time: 0ms
memory: 8360kb
Test #16:
score: 0
Accepted
time: 25ms
memory: 10600kb
Test #17:
score: 0
Accepted
time: 2ms
memory: 5364kb
Test #18:
score: 0
Accepted
time: 13ms
memory: 9640kb
Test #19:
score: 0
Accepted
time: 1ms
memory: 7824kb
Test #20:
score: 0
Accepted
time: 15ms
memory: 9384kb
Test #21:
score: 0
Accepted
time: 3ms
memory: 7184kb
Test #22:
score: 0
Accepted
time: 10ms
memory: 9616kb
Test #23:
score: 0
Accepted
time: 0ms
memory: 7508kb
Test #24:
score: 0
Accepted
time: 19ms
memory: 9348kb
Test #25:
score: 0
Accepted
time: 6ms
memory: 9988kb
Test #26:
score: 0
Accepted
time: 4ms
memory: 7472kb
Test #27:
score: 0
Accepted
time: 2ms
memory: 7336kb
Test #28:
score: 0
Accepted
time: 33ms
memory: 8896kb
Test #29:
score: 0
Accepted
time: 14ms
memory: 8196kb
Test #30:
score: 0
Accepted
time: 30ms
memory: 11488kb
Test #31:
score: 0
Accepted
time: 18ms
memory: 8080kb
Test #32:
score: 0
Accepted
time: 1ms
memory: 7372kb
Test #33:
score: 0
Accepted
time: 44ms
memory: 9528kb
Test #34:
score: 0
Accepted
time: 9ms
memory: 9984kb
Test #35:
score: 0
Accepted
time: 32ms
memory: 9684kb
Test #36:
score: 0
Accepted
time: 83ms
memory: 8924kb
Test #37:
score: 0
Accepted
time: 5ms
memory: 7600kb
Test #38:
score: 0
Accepted
time: 13ms
memory: 7604kb
Test #39:
score: 0
Accepted
time: 0ms
memory: 7392kb
Test #40:
score: 0
Accepted
time: 8ms
memory: 7876kb
Test #41:
score: 0
Accepted
time: 26ms
memory: 9856kb
Test #42:
score: 0
Accepted
time: 21ms
memory: 10000kb
Test #43:
score: 0
Accepted
time: 37ms
memory: 11564kb
Test #44:
score: 0
Accepted
time: 8ms
memory: 7620kb
Test #45:
score: 0
Accepted
time: 5ms
memory: 8628kb
Test #46:
score: 0
Accepted
time: 3ms
memory: 7688kb
Test #47:
score: 0
Accepted
time: 6ms
memory: 9816kb
Test #48:
score: 0
Accepted
time: 56ms
memory: 9236kb
Test #49:
score: 0
Accepted
time: 31ms
memory: 9668kb
Test #50:
score: 0
Accepted
time: 13ms
memory: 7544kb
Test #51:
score: 0
Accepted
time: 101ms
memory: 9320kb
Test #52:
score: 0
Accepted
time: 99ms
memory: 10004kb
Test #53:
score: 0
Accepted
time: 54ms
memory: 10088kb
Test #54:
score: 0
Accepted
time: 94ms
memory: 9920kb
Test #55:
score: 0
Accepted
time: 88ms
memory: 10024kb
Test #56:
score: 0
Accepted
time: 95ms
memory: 8252kb
Test #57:
score: 0
Accepted
time: 97ms
memory: 9440kb
Test #58:
score: 0
Accepted
time: 60ms
memory: 10664kb
Test #59:
score: 0
Accepted
time: 64ms
memory: 10020kb
Test #60:
score: 0
Accepted
time: 101ms
memory: 8604kb
Test #61:
score: 0
Accepted
time: 78ms
memory: 8808kb
Test #62:
score: 0
Accepted
time: 73ms
memory: 9408kb
Test #63:
score: 0
Accepted
time: 108ms
memory: 8216kb
Test #64:
score: 0
Accepted
time: 62ms
memory: 8808kb
Test #65:
score: 0
Accepted
time: 88ms
memory: 9728kb
Test #66:
score: 0
Accepted
time: 56ms
memory: 9700kb
Test #67:
score: 0
Accepted
time: 103ms
memory: 9016kb
Test #68:
score: 0
Accepted
time: 52ms
memory: 9764kb
Test #69:
score: 0
Accepted
time: 99ms
memory: 8272kb
Test #70:
score: 0
Accepted
time: 82ms
memory: 9120kb
Test #71:
score: 0
Accepted
time: 68ms
memory: 10668kb
Test #72:
score: 0
Accepted
time: 48ms
memory: 9628kb
Test #73:
score: 0
Accepted
time: 58ms
memory: 11384kb
Test #74:
score: 0
Accepted
time: 90ms
memory: 9616kb
Test #75:
score: 0
Accepted
time: 98ms
memory: 9644kb
Test #76:
score: 0
Accepted
time: 111ms
memory: 8900kb
Test #77:
score: 0
Accepted
time: 95ms
memory: 8072kb
Test #78:
score: 0
Accepted
time: 59ms
memory: 9900kb
Test #79:
score: 0
Accepted
time: 69ms
memory: 9168kb
Test #80:
score: 0
Accepted
time: 98ms
memory: 9004kb
Test #81:
score: 0
Accepted
time: 84ms
memory: 10288kb
Test #82:
score: 0
Accepted
time: 87ms
memory: 8352kb
Test #83:
score: 0
Accepted
time: 81ms
memory: 9660kb
Test #84:
score: 0
Accepted
time: 62ms
memory: 9072kb
Test #85:
score: 0
Accepted
time: 53ms
memory: 9056kb
Test #86:
score: 0
Accepted
time: 56ms
memory: 10560kb
Test #87:
score: 0
Accepted
time: 68ms
memory: 11092kb
Test #88:
score: 0
Accepted
time: 62ms
memory: 8532kb
Test #89:
score: 0
Accepted
time: 86ms
memory: 8916kb
Test #90:
score: 0
Accepted
time: 95ms
memory: 9196kb
Test #91:
score: 0
Accepted
time: 56ms
memory: 10068kb
Test #92:
score: 0
Accepted
time: 91ms
memory: 8728kb
Test #93:
score: 0
Accepted
time: 55ms
memory: 9904kb
Test #94:
score: 0
Accepted
time: 92ms
memory: 9548kb
Test #95:
score: 0
Accepted
time: 90ms
memory: 8052kb
Test #96:
score: 0
Accepted
time: 89ms
memory: 9568kb
Test #97:
score: 0
Accepted
time: 104ms
memory: 8868kb
Test #98:
score: 0
Accepted
time: 96ms
memory: 9060kb
Test #99:
score: 0
Accepted
time: 107ms
memory: 8920kb
Test #100:
score: 0
Accepted
time: 81ms
memory: 8088kb
Test #101:
score: 0
Accepted
time: 93ms
memory: 8724kb
Test #102:
score: 0
Accepted
time: 85ms
memory: 9448kb
Test #103:
score: 0
Accepted
time: 107ms
memory: 8676kb
Test #104:
score: 0
Accepted
time: 81ms
memory: 8940kb
Test #105:
score: 0
Accepted
time: 101ms
memory: 10096kb
Test #106:
score: 0
Accepted
time: 70ms
memory: 9104kb
Test #107:
score: 0
Accepted
time: 95ms
memory: 10152kb
Test #108:
score: 0
Accepted
time: 92ms
memory: 8580kb
Test #109:
score: 0
Accepted
time: 102ms
memory: 8688kb
Test #110:
score: 0
Accepted
time: 101ms
memory: 9044kb
Test #111:
score: 0
Accepted
time: 102ms
memory: 9024kb
Test #112:
score: 0
Accepted
time: 100ms
memory: 9000kb
Test #113:
score: 0
Accepted
time: 41ms
memory: 9976kb
Test #114:
score: 0
Accepted
time: 45ms
memory: 9528kb
Test #115:
score: 0
Accepted
time: 58ms
memory: 10048kb
Test #116:
score: 0
Accepted
time: 91ms
memory: 8636kb
Test #117:
score: 0
Accepted
time: 83ms
memory: 9592kb
Test #118:
score: 0
Accepted
time: 48ms
memory: 10592kb
Test #119:
score: 0
Accepted
time: 46ms
memory: 10100kb
Test #120:
score: 0
Accepted
time: 95ms
memory: 9776kb
Test #121:
score: 0
Accepted
time: 52ms
memory: 10180kb
Test #122:
score: 0
Accepted
time: 75ms
memory: 11284kb
Test #123:
score: 0
Accepted
time: 56ms
memory: 10372kb
Test #124:
score: 0
Accepted
time: 66ms
memory: 9348kb
Test #125:
score: 0
Accepted
time: 93ms
memory: 10040kb
Test #126:
score: 0
Accepted
time: 54ms
memory: 8860kb
Test #127:
score: 0
Accepted
time: 55ms
memory: 9748kb
Test #128:
score: 0
Accepted
time: 65ms
memory: 10464kb
Test #129:
score: 0
Accepted
time: 55ms
memory: 10144kb
Test #130:
score: 0
Accepted
time: 108ms
memory: 9188kb
Test #131:
score: 0
Accepted
time: 48ms
memory: 9496kb
Test #132:
score: 0
Accepted
time: 96ms
memory: 9996kb
Test #133:
score: 0
Accepted
time: 57ms
memory: 10564kb
Test #134:
score: 0
Accepted
time: 64ms
memory: 10236kb
Test #135:
score: 0
Accepted
time: 99ms
memory: 9064kb
Test #136:
score: 0
Accepted
time: 56ms
memory: 11672kb
Test #137:
score: 0
Accepted
time: 53ms
memory: 9632kb
Test #138:
score: 0
Accepted
time: 87ms
memory: 8848kb
Test #139:
score: 0
Accepted
time: 49ms
memory: 9684kb
Test #140:
score: 0
Accepted
time: 62ms
memory: 9464kb
Test #141:
score: 0
Accepted
time: 102ms
memory: 8904kb
Test #142:
score: 0
Accepted
time: 56ms
memory: 9252kb
Test #143:
score: 0
Accepted
time: 83ms
memory: 9008kb
Test #144:
score: 0
Accepted
time: 89ms
memory: 9108kb
Test #145:
score: 0
Accepted
time: 98ms
memory: 8720kb
Test #146:
score: 0
Accepted
time: 79ms
memory: 8780kb
Test #147:
score: 0
Accepted
time: 97ms
memory: 9712kb
Test #148:
score: 0
Accepted
time: 96ms
memory: 8920kb
Test #149:
score: 0
Accepted
time: 92ms
memory: 10128kb
Test #150:
score: 0
Accepted
time: 93ms
memory: 9624kb
Test #151:
score: 0
Accepted
time: 87ms
memory: 8812kb
Test #152:
score: 0
Accepted
time: 49ms
memory: 10220kb
Test #153:
score: 0
Accepted
time: 57ms
memory: 11276kb
Test #154:
score: 0
Accepted
time: 61ms
memory: 9040kb
Test #155:
score: 0
Accepted
time: 99ms
memory: 10092kb
Test #156:
score: 0
Accepted
time: 68ms
memory: 10772kb
Test #157:
score: 0
Accepted
time: 63ms
memory: 11352kb
Test #158:
score: 0
Accepted
time: 76ms
memory: 8920kb
Test #159:
score: 0
Accepted
time: 46ms
memory: 10504kb
Test #160:
score: 0
Accepted
time: 53ms
memory: 8596kb
Test #161:
score: 0
Accepted
time: 79ms
memory: 9848kb
Test #162:
score: 0
Accepted
time: 56ms
memory: 10624kb
Test #163:
score: 0
Accepted
time: 48ms
memory: 9400kb
Test #164:
score: 0
Accepted
time: 102ms
memory: 9824kb
Test #165:
score: 0
Accepted
time: 104ms
memory: 9880kb
Test #166:
score: 0
Accepted
time: 105ms
memory: 9484kb