QOJ.ac
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 |
---|---|---|---|---|---|---|---|---|---|
#672900 | #7733. Cool, It’s Yesterday Four Times More | xxk2006 | AC ✓ | 979ms | 3860kb | C++23 | 4.0kb | 2024-10-24 19:46:18 | 2024-10-24 19:46:18 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define LL long long
#define ULL unsigned long long
#define Enter putchar('\n')
#define spc putchar(' ')
#define pb push_back
#define fi first
#define se second
inline void read(int &num){num=0;int f=1;char ch=getchar();while(ch>'9'||ch<'0'){if(ch=='-')f=-1;ch=getchar();}while(ch>='0'&&ch<='9'){num=(num<<1)+(num<<3)+(ch^48);ch=getchar();}num*=f;}
inline void lread(long long &num){num=0;int f=1;char ch=getchar();while(ch>'9'||ch<'0'){if(ch=='-')f=-1;ch=getchar();}while(ch>='0'&&ch<='9'){num=(num<<1)+(num<<3)+(ch^48);ch=getchar();}num*=f;}
void print(long long num){if(num<0){putchar('-');num=-num;}if(num>9){print(num/10);}putchar((num%10)^48);}
char a[1009];
int f[1009];
vector<int> g[1009];
int xx[4]={1,-1,0,0},yy[4]={0,0,1,-1};
int n,m;
inline int d(int x,int y){
return (x-1)*m+y;
}
inline bool ck1(int x,int y){
return x>0&&x<=n&&y>0&&y<=m;
}
inline bool ck(int x){
return x>0&&x<=n*m;
}
int find(int re){
return f[re]==re?re:f[re]=find(f[re]);
}
int cal(int x,int y,int z,int h,int i){
int s=z%m;
if(s==0)s=m;
int v=(z-1)/m+1;
if(ck1(h+v-x,i+s-y)==0)return 0;
return d(h+v-x,i+s-y);
}
int main(){
int T;
scanf("%d",&T);
a[0]='O';
while(T--){
scanf("%d%d",&n,&m);
for(int i=1;i<=n;i++){
for(int j=1;j<=m;j++){
f[d(i,j)]=d(i,j);
scanf(" %c",&a[d(i,j)]);
}
}
for(int i=1;i<=n;i++){
for(int j=1;j<=m;j++){
if(a[d(i,j)]=='O')continue;
for(int k=0;k<4;k++){
if(ck1(i+xx[k],j+yy[k])&&a[d(i+xx[k],j+yy[k])]=='.'){
//cout<<find(d(i,j))<<' '<<find(d(i+xx[k],j+yy[k]))<<' '<<i<<' '<<j<<' '<<i+xx[k]<<' '<<j+yy[k]<<endl;
f[find(d(i,j))]=find(d(i+xx[k],j+yy[k]));
}
}
}
}
for(int i=1;i<=n;i++){
for(int j=1;j<=m;j++){
if(a[d(i,j)]=='O')continue;
g[find(d(i,j))].pb(d(i,j));
}
}
// for(int i=1;i<=n;i++){
// for(int j=1;j<=m;j++){
// if(a[d(i,j)]=='O'||find(d(i,j))!=d(i,j))continue;
// cout<<i<<' '<<j<<' '<<d(i,j)<<':';
// for(int k=0;k<g[d(i,j)].size();k++){
// cout<<g[d(i,j)][k]<<' ';
// }
// cout<<endl;
// }
// }
int re,p,ans=0;
for(int i=1;i<=n;i++){
for(int j=1;j<=m;j++){
bool flag=1;
re=d(i,j);
if(a[re]=='O')continue;
for(int b=1;b<=n&&flag;b++){
for(int c=1;c<=m;c++){
if(b==i&&c==j)continue;
bool vi=1;
int z=find(re);
//if(a[d(b,c)]!='O')cout<<i<<' '<<j<<' '<<b<<' '<<c<<' '<<z<<' '<<find(d(b,c))<<endl;
if(a[d(b,c)]=='O'||z==find(d(b,c)))continue;
//cout<<i<<' '<<j<<' '<<b<<' '<<c<<' '<<re<<endl;
for(int e=0;e<g[z].size();e++){
p=cal(i,j,g[z][e],b,c);
//printf("%d %d %d %d %d %d\n",i,j,g[z][e],b,c,p);
if(ck(p)==0||a[p]=='O'){
//cout<<i<<' '<<j<<':'<<b<<' '<<c<<'#'<<g[z][e]<<endl;
vi=0;
break;
}
}
//cout<<"Yes"<<' '<<i<<' '<<j<<' '<<vi<<endl;
if(vi){
flag=0;
break;
}
}
}
if(flag)++ans;
}
}
print(ans),Enter;
for(int i=1;i<=n*m;i++)g[i].clear();
}
return 0;
}
/*
1
2 5
.OO..
.O.O.
*/
这程序好像有点Bug,我给组数据试试?
详细
Test #1:
score: 100
Accepted
time: 0ms
memory: 3740kb
input:
4 2 5 .OO.. O..O. 1 3 O.O 1 3 .O. 2 3 OOO OOO
output:
3 1 0 0
result:
ok 4 lines
Test #2:
score: 0
Accepted
time: 1ms
memory: 3768kb
input:
200 2 4 OOO. OO.. 2 3 OOO .O. 3 3 O.O OOO OO. 4 1 . . O O 1 2 .O 1 1 . 2 5 .OO.. .O.O. 2 1 O O 1 1 O 1 3 .OO 5 1 O O . O . 5 2 O. .. O. .O .. 5 3 ... ... .OO ..O OOO 3 5 ..O.O .O.O. .OO.O 5 2 .O OO O. O. .. 2 1 O O 3 5 .O.OO O...O ..OO. 1 5 ..... 5 1 O . O . . 5 3 OOO OO. .OO OO. O.O 2 1 O . 5 2 O. ...
output:
3 0 0 2 1 1 3 0 0 1 0 7 9 4 4 0 6 5 2 0 1 6 4 5 2 0 0 5 3 3 1 4 1 0 7 5 2 3 7 3 0 6 2 2 2 0 4 6 6 3 3 2 3 5 2 1 0 3 3 4 4 2 2 0 7 6 4 8 5 3 2 5 2 1 2 1 4 0 0 2 5 1 4 6 6 1 6 2 2 3 4 5 2 1 0 1 9 3 4 11 0 3 2 1 0 0 4 3 1 4 3 8 3 0 3 6 2 5 1 3 3 4 0 2 11 2 2 4 0 4 4 6 2 1 2 3 0 5 0 16 4 3 2 6 0 8 3 3 1...
result:
ok 200 lines
Test #3:
score: 0
Accepted
time: 2ms
memory: 3644kb
input:
50 10 9 OOOO.O... O...O.OOO .....O... ..OO..O.O ...O..O.O ..OOO..O. ..OOO...O .OO.O..OO .O.O.OO.. .O..O.O.O 10 10 .O.OOO.OO. ...OOOOOOO ...O.O..O. .O.O..O... .O.O.OO..O ..OO.O..OO O....O..OO OO...OOOOO OO.OO.O..O .O.O.OOOOO 10 8 O..OOO.O O.OOOO.. O..OO.OO OO..OO.. .OOO..O. .OO.OO.O OOO..OO. ..O..OO....
output:
31 40 13 25 40 37 27 29 20 26 25 29 21 29 21 31 32 31 33 34 25 31 18 25 41 28 20 45 20 29 18 21 27 28 35 13 20 17 32 29 28 23 23 23 24 18 28 17 35 24
result:
ok 50 lines
Test #4:
score: 0
Accepted
time: 21ms
memory: 3860kb
input:
5 1 1000 ....O..OO..O..O..OO...OOO.OOOO.O...O....OOOOO.....OO..OOOO.O..O....OOOO..OO..OOOO......O.O.O..O..OO.OO.OO.O....O.O.O.O.O.OO..O.O.OO..O..OO..O.OOO...O...O.O.O..O....O.OO...O..O...O.OOO..OO.O..O.OO.O.O..OOOO..O.OO.O.O....O.OO.......OOOO....O.O.O.O..OOO.O.OO.OOO..O...O.O.O.O.OO.O.OOOO...O.OO.....
output:
7 380 294 373 291
result:
ok 5 lines
Test #5:
score: 0
Accepted
time: 1ms
memory: 3628kb
input:
200 1 1 . 2 5 OOOO. OOOOO 3 2 O. O. OO 3 1 O . O 3 2 .. OO OO 1 5 ...OO 3 5 OOOOO OOOOO OOO.O 4 3 OOO OOO OO. OO. 1 3 O.O 3 1 O . . 1 2 O. 3 3 OOO O.. ... 5 4 O.OO ..OO O.OO OOOO OOOO 2 2 O. OO 3 2 OO OO O. 4 4 OOO. OO.. OO.O ...O 1 4 .OOO 4 3 O.. OOO OOO OOO 4 1 O . . O 3 2 O. OO OO 5 3 OO. OOO OOO...
output:
1 1 2 1 2 3 1 2 1 2 1 5 4 1 1 7 1 2 2 1 1 6 0 1 1 5 1 1 2 1 3 8 1 2 1 3 2 10 4 1 3 1 2 1 1 1 1 1 2 1 1 2 2 4 3 1 2 7 4 1 4 1 1 1 2 1 2 1 7 1 1 1 1 1 3 1 1 2 4 1 4 1 1 1 1 1 1 1 1 1 3 7 1 1 2 5 1 3 7 1 9 2 9 4 4 0 12 6 4 6 2 0 8 6 3 4 16 5 4 5 2 7 1 0 0 1 4 2 9 0 2 3 7 6 13 7 10 11 4 2 13 5 8 8 0 16 ...
result:
ok 200 lines
Test #6:
score: 0
Accepted
time: 2ms
memory: 3696kb
input:
50 7 9 OOOOOOO.. OOOOOOO.. OOO....OO ....OO..O .O...OOOO .....OOOO OO...OOOO 8 8 .OO.O... .O...... OOO.OOOO OO..OOOO ..O.OO.O O...OOOO O..OOOOO O..OOOOO 9 8 OO....OO OO..OOOO O..OOOOO ..O..OOO .....O.. .....O.. OOOOOOOO OOOOOOOO .OOOOOOO 8 10 .O.OOOOOOO ...OO.OOOO ......OOOO O..O....OO O..OOO.O.O O....
output:
22 23 22 35 33 15 21 23 24 16 29 15 29 40 23 30 6 25 37 23 25 33 19 12 34 43 44 21 51 29 35 67 22 53 33 53 32 46 50 48 42 45 31 46 45 30 48 53 54 43
result:
ok 50 lines
Test #7:
score: 0
Accepted
time: 15ms
memory: 3852kb
input:
5 1 1000 OO.OOO....O..OOOO..OOOOOOOOOOOOOOOOOOOOOOOOOOOO..OOOOOOOOOOO....OOOOOOOOOOOO...OO.OOOOOOOOOOOO.OOOOOOO....OOOOOOO......OOOOOOOOOOOOOOOOOOOOOOOO..OOO.O.OO..OO....OOOOOOOOO.OO.OOOOO.OOOOOOO....OOOOOOOO.OOOOO...OOOOOOOOOOOOOOOO.OOOOOOOOOOOOOOOOO.OOOOOOOOOOOOOOOOOOOOOOOOOOOO..OOOOOOOOOOOOOOOO.....
output:
0 355 363 384 280
result:
ok 5 lines
Test #8:
score: 0
Accepted
time: 25ms
memory: 3788kb
input:
5 1 1000 O.O...O................OOOO........OO..........OOOO....OO...O...OO....O...OO...O.............OOOOOO......................OOO......OO..........O...............O........................OO....................O..........O..........OO.......OOOO.O..OO...OOO....O.................................O...
output:
34 458 503 370 493
result:
ok 5 lines
Test #9:
score: 0
Accepted
time: 109ms
memory: 3716kb
input:
5 1 1000 O......OOO..O..OO.OO..................................................................................................................................................................................................................................................................................
output:
966 963 971 965 963
result:
ok 5 lines
Test #10:
score: 0
Accepted
time: 131ms
memory: 3764kb
input:
5 5 200 ........................................................................................................................................................................................................ .....OO...OO.OO.O..O..O.OO.OO.OOO.O.OOO...OO.OO...O.O.OO.O.O...OO..OOO..OOOOOOO.OO.O..O.O.O...
output:
508 502 508 499 506
result:
ok 5 lines
Test #11:
score: 0
Accepted
time: 628ms
memory: 3772kb
input:
5 2 500 .....................................................................................................................................................................O.................................................................................................................................
output:
996 994 992 990 988
result:
ok 5 lines
Test #12:
score: 0
Accepted
time: 882ms
memory: 3656kb
input:
5 2 500 .........................................................................................................................................................................................................................................................O.............................................
output:
997 995 993 991 989
result:
ok 5 lines
Test #13:
score: 0
Accepted
time: 11ms
memory: 3812kb
input:
5 333 3 .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. .O. ...
output:
667 667 667 667 667
result:
ok 5 lines
Test #14:
score: 0
Accepted
time: 100ms
memory: 3808kb
input:
5 200 5 .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O. .O.O...
output:
401 401 401 401 401
result:
ok 5 lines
Test #15:
score: 0
Accepted
time: 281ms
memory: 3692kb
input:
5 3 333 .......................................................................................................................................................................................................................................................................................................
output:
333 333 333 333 333
result:
ok 5 lines
Test #16:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
5 2 500 O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O....
output:
0 0 0 0 0
result:
ok 5 lines
Test #17:
score: 0
Accepted
time: 44ms
memory: 3808kb
input:
5 6 160 ...O..O......O...O..O......O......O.O.O..O......O......O......O......O......O.....OO.O.O..O...O..O..O...O.OO..OO......O....O.O.....OO......O....O.OO..OO.O...... .O....O......O.O....O......O......O...OO.O......O.O.O..O......O......O......O......O......OO...O.O.OO...O......O......O......OO.......
output:
36 570 743 694 682
result:
ok 5 lines
Test #18:
score: 0
Accepted
time: 979ms
memory: 3660kb
input:
5 2 499 .........................................................................................................................................................................................................................................................O.............................................
output:
994 994 990 990 986
result:
ok 5 lines
Extra Test:
score: 0
Extra Test Passed