QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#375322 | #2833. Hamilton | by_chance | AC ✓ | 17ms | 7848kb | C++14 | 1.3kb | 2024-04-03 09:00:40 | 2024-04-03 09:00:40 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int N=2005;
int n,lst[N],nxt[N],a[N];char s[N][N];
void solve(int st){
for(int i=0;i<=n+1;i++)lst[i]=nxt[i]=0;
lst[st]=0;nxt[0]=st;lst[n+1]=st;nxt[st]=n+1;
char c1='1',c2='0';int now=st;
for(int i=1;i<=n;i++)if(i!=st){
if(nxt[now]==n+1){
nxt[now]=i;nxt[i]=n+1;
lst[n+1]=i;lst[i]=now;
if(s[now][i]==c1)now=i;
}
else{
if(s[now][i]==c2&&s[nxt[now]][i]==c1){
int tmp=(s[lst[now]][i]==c2?lst[now]:i);
nxt[lst[now]]=i;lst[i]=lst[now];
nxt[i]=now;lst[now]=i;now=tmp;
}
else{
int tmp;
if(s[now][i]==c2)tmp=now;
else if(s[nxt[now]][i]==c2)tmp=i;
else tmp=nxt[now];
lst[nxt[now]]=i;nxt[i]=nxt[now];
lst[i]=now;nxt[now]=i;now=tmp;
}
}
if(now==st)now=lst[n+1],swap(c1,c2);
}
int k=0;for(int i=st;i!=n+1;i=nxt[i])a[k++]=i;
for(int i=0;i<n;i++){
int cnt=0;
for(int j=0;j<n-1;j++){
int u=a[(i+j)%n],v=a[(i+j+1)%n],w=a[(i+j+2)%n];
if(s[u][v]!=s[v][w])++cnt;
}
if(cnt<=1){
for(int j=0;j<n;j++)
printf("%d ",a[(i+j)%n]);
printf("\n");return;
}
}
}
int main(){
while(scanf("%d",&n)!=EOF){
for(int i=1;i<=n;i++)scanf("%s",s[i]+1);
solve(1);
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3916kb
input:
3 001 000 100 4 0000 0000 0000 0000
output:
1 2 3 1 2 3 4
result:
ok 2 cases.
Test #2:
score: 0
Accepted
time: 0ms
memory: 3936kb
input:
3 000 000 000 3 010 100 000 3 011 100 100 3 011 101 110
output:
1 2 3 1 2 3 2 3 1 1 2 3
result:
ok 4 cases.
Test #3:
score: 0
Accepted
time: 0ms
memory: 3876kb
input:
4 0000 0000 0000 0000 4 0000 0001 0000 0100 4 0100 1010 0100 0000 4 0111 1000 1000 1000 4 0010 0011 1101 0110 4 0111 1011 1100 1100 4 0111 1011 1101 1110 4 0000 0011 0101 0110 4 0101 1010 0100 1000 4 0011 0011 1100 1100 4 0010 0001 1000 0100
output:
1 2 3 4 1 2 3 4 1 2 3 4 2 4 3 1 1 2 4 3 3 4 1 2 1 2 3 4 2 4 3 1 3 4 1 2 1 4 2 3 1 2 3 4
result:
ok 11 cases.
Test #4:
score: 0
Accepted
time: 0ms
memory: 3980kb
input:
5 00000 00000 00000 00000 00000 5 00001 00000 00000 00000 10000 5 00010 00010 00000 11000 00000 5 00000 00001 00001 00001 01110 5 00001 00001 00001 00001 11110 5 00101 00100 11011 00100 10100 5 01111 10011 10000 11000 11000 5 00011 00011 00011 11101 11110 5 01101 10111 11001 01001 11110 5 00111 0011...
output:
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 4 5 1 2 3 1 2 3 4 5 1 2 4 5 3 4 5 3 1 2 1 2 3 5 4 1 2 3 5 4 1 2 5 4 3 1 2 3 4 5 5 3 1 2 4 1 2 4 5 3 1 2 4 3 5 5 4 2 3 1 5 3 1 2 4 1 2 3 4 5 1 2 3 5 4 1 2 5 3 4 1 2 5 4 3 1 2 3 5 4 4 3 1 2 5 1 2 4 5 3 2 5 3 4 1 1 4 5 2 3 1 2 3 5 4 4 5 1 2 3 1 2...
result:
ok 34 cases.
Test #5:
score: 0
Accepted
time: 0ms
memory: 3916kb
input:
6 000000 000000 000000 000000 000000 000000 6 000000 000000 000001 000000 000000 001000 6 010000 100100 000000 010000 000000 000000 6 000100 000000 000100 101010 000100 000000 6 000100 000000 000100 101011 000100 000100 6 001000 001000 110111 001000 001000 001000 6 001100 000100 100100 111011 000100...
output:
1 2 3 4 5 6 1 2 3 4 5 6 1 2 4 6 5 3 1 2 3 5 6 4 1 2 3 5 6 4 1 2 4 5 6 3 1 2 3 5 6 4 1 2 6 3 5 4 4 6 5 1 2 3 1 2 4 6 5 3 1 2 6 5 4 3 1 2 3 4 5 6 1 2 3 4 6 5 5 6 1 2 3 4 1 2 3 4 5 6 1 2 3 4 5 6 2 6 5 4 3 1 1 2 3 6 4 5 1 2 6 5 4 3 3 6 5 4 1 2 4 6 5 1 2 3 6 4 1 2 3 5 6 4 5 1 2 3 1...
result:
ok 156 cases.
Test #6:
score: 0
Accepted
time: 1ms
memory: 3984kb
input:
7 0000010 0001011 0001010 0110100 0001001 1110001 0100110 7 0101001 1011000 0101100 1110010 0010010 0001100 1000000 7 0001111 0011001 0100100 1100101 1011000 1000000 1101000 7 0111111 1011101 1101001 1110010 1100010 1001101 1110010 7 0010111 0010001 1101010 0010000 1000011 1010100 1100100 7 0001010 ...
output:
1 2 3 5 6 4 7 5 7 1 2 3 4 6 5 7 6 1 4 2 3 5 7 1 2 3 4 6 1 2 4 5 3 7 6 4 3 1 2 5 6 7 6 7 5 4 3 1 2 1 4 5 2 6 3 7 1 2 5 6 7 3 4 1 2 3 5 4 6 7 7 4 6 5 3 1 2 1 2 5 6 3 7 4 1 2 4 3 5 6 7 1 2 3 4 5 6 7 6 7 2 3 1 4 5 6 7 5 4 1 2 3 3 7 1 6 4 5 2 7 5 6 1 2 4 3 1 5 2 4 7 3 6 1 5 4 2 3 6 7 ...
result:
ok 286 cases.
Test #7:
score: 0
Accepted
time: 1ms
memory: 3868kb
input:
5 01000 10100 01010 00100 00000 9 001101110 001010001 110100110 101010000 010100011 100000000 101000000 101010001 010010010 4 0000 0011 0101 0110 8 00100101 00101100 11000011 00001111 01010101 11011000 00110000 10111000 9 000000001 001101000 010000100 010000111 000000000 010000111 001101010 00010110...
output:
1 2 3 4 5 1 2 6 5 7 4 9 8 3 2 4 3 1 1 2 4 3 5 7 6 8 9 8 6 2 3 1 4 5 7 1 4 2 3 1 2 3 6 4 5 1 2 3 4 6 5 7 5 3 4 1 2 6 1 4 2 3 5 6 7 10 8 5 1 2 3 4 7 6 9 7 10 9 8 1 2 3 5 6 4 1 2 6 5 3 4 1 2 6 8 7 3 5 4 1 2 3 5 8 9 6 7 4 1 2 3 1 2 3 1 2 6 5 4 3 1 2 3 7 6 5 4 1 2 3 1 2 3 4 3 1 2 5 ...
result:
ok 322 cases.
Test #8:
score: 0
Accepted
time: 1ms
memory: 3936kb
input:
10 0010001000 0010011001 1101101001 0010111000 0011000110 0101001100 1111010001 0000110011 0000100101 0110001110 10 0000000010 0000001001 0000001101 0000100000 0001010111 0000101011 0110010100 0010101000 1000110000 0110110000 10 0110010111 1011111110 1100101010 0100001101 0110001111 1100001010 01111...
output:
1 2 8 7 9 6 10 4 5 3 10 6 5 1 2 3 4 8 9 7 1 2 3 5 10 7 9 8 6 4 1 2 3 7 8 4 10 9 6 5 1 4 5 2 10 9 8 7 6 3 1 2 5 6 7 8 4 10 9 3 10 9 8 7 6 4 3 1 2 5 1 2 4 7 8 3 10 9 6 5 9 10 2 3 1 4 5 7 6 8 1 2 3 5 10 9 8 4 7 6 1 2 5 6 4 7 3 9 8 10 1 2 3 4 10 5 9 7 8 6 1 2 3 5 7 6 8 4 9 10 1 2 3 4 9 8 10...
result:
ok 200 cases.
Test #9:
score: 0
Accepted
time: 1ms
memory: 3880kb
input:
10 0110101100 1010100111 1101100101 0010111010 1111001010 0001000000 1001100111 1110001001 0101101000 0110001100 10 0111110111 1001111100 1001100100 1110101111 1111001010 1100001000 0101110100 1111001010 1001100100 1001000000 10 0100000111 1011111001 0100001111 0100100110 0101011100 0100100110 01101...
output:
1 2 3 4 5 7 8 10 9 6 7 10 9 6 8 1 2 4 3 5 1 2 5 7 8 6 9 3 10 4 8 10 4 1 2 3 6 7 5 9 1 4 2 10 3 9 8 7 5 6 9 10 6 7 1 2 3 4 5 8 1 2 3 5 10 4 9 8 7 6 1 2 4 3 5 9 8 10 6 7 9 10 3 4 1 2 5 6 7 8 1 5 2 4 3 8 10 9 6 7 1 2 3 4 5 6 8 7 9 10 10 9 8 7 6 4 1 2 3 5 1 2 4 5 6 7 9 10 3 8 1 2 3 6 7 4 9 ...
result:
ok 200 cases.
Test #10:
score: 0
Accepted
time: 0ms
memory: 3956kb
input:
20 00011111000111100010 00100111111000000010 01011011101000100111 10100010000100000010 10100100000010101101 11001001010010000111 11110000010000111001 11100100111000010101 01100001011101100010 01000111100111011001 01100001100111111111 10010000111001010000 10001100011001001000 10000000111110111010 101...
output:
20 17 16 14 11 8 10 9 3 1 2 4 6 7 5 12 13 15 18 19 1 2 4 5 6 3 7 8 9 12 18 19 17 16 14 15 13 10 11 12 22 21 11 5 8 7 6 3 1 2 4 10 9 13 16 15 17 14 19 18 20 13 12 11 7 10 9 8 4 1 2 3 5 6 1 2 3 6 5 7 4 8 11 14 15 10 16 13 18 20 23 25 29 30 28 24 27 26 22 21 19 17 12 9 1 2 4 3 7 9 13 17 19 18 20 2...
result:
ok 72 cases.
Test #11:
score: 0
Accepted
time: 1ms
memory: 4104kb
input:
59 01110100011001000100111000110110010001011111001011011101100 10001011111001111100111111100010111011100101001100001000101 10000011101010011100111011000001101110001100001110110101001 10001100100110101001000000101101101110001110111001110001101 010101010101101111110011111000100101111111101001111100111...
output:
56 59 58 57 55 53 51 47 46 44 43 40 39 36 34 33 32 28 23 22 21 19 14 15 11 9 8 4 7 6 3 1 2 5 10 12 13 17 18 16 20 24 25 26 27 30 31 29 35 37 38 42 41 45 48 50 49 52 54 62 63 57 54 48 51 50 47 49 46 44 43 42 39 34 33 32 31 29 28 26 27 16 25 15 11 9 7 1 2 4 5 6 3 8 10 12 13 18 19 21 20 22 14 23 17 24...
result:
ok 29 cases.
Test #12:
score: 0
Accepted
time: 2ms
memory: 4312kb
input:
160 0010110100011110110110110001100110111000000100001100110101001011100101011100011100111011011011010011010110101100000011111010110111001011001100010000101111001101 000011011110000111010100011011010001001101001100111010101101001011001101001001000001011010001101100111011110110101111010101100000101001...
output:
1 2 3 4 5 8 10 11 9 12 13 15 16 17 14 19 21 24 25 26 27 32 33 36 37 41 40 42 43 46 50 49 52 53 51 54 56 62 63 61 64 66 69 71 72 74 75 76 77 78 80 79 81 83 86 87 85 89 88 91 93 94 95 92 97 98 96 99 100 90 105 106 108 110 112 113 116 115 117 119 120 118 123 125 131 132 124 135 136 138 139 141 142 143 ...
result:
ok 14 cases.
Test #13:
score: 0
Accepted
time: 2ms
memory: 4760kb
input:
438 01000100111101110010100101010001000101100011101011001001011110011100000110001001100101100101110011110111001101001101100111110010011001000110100110101001001101110001110011101010100010110100001011110011001000000001111111011001001010011101110010110111011111100011111101101001101010101010110000000111...
output:
1 2 4 3 5 8 7 9 11 10 12 14 15 16 17 13 18 6 23 22 26 25 28 27 30 29 31 24 33 32 34 35 21 36 37 38 20 39 19 40 46 50 52 53 51 54 55 60 61 59 62 63 58 64 56 65 66 67 69 70 71 68 72 57 73 49 75 74 76 80 79 81 84 86 85 87 83 88 82 89 90 98 101 102 103 104 105 106 107 108 109 100 110 112 113 111 114 118...
result:
ok 7 cases.
Test #14:
score: 0
Accepted
time: 6ms
memory: 6324kb
input:
1227 0100010000101001111110111010100100001100101111001011101010010000100111110110000001101101000101010011000101100110010011010100010011111000101101011001010111010010101001100100011000100000101011011011110101010011011110111101110010100010101111010101011001100001000110011101101010010011110010011011100...
output:
1 2 3 5 6 11 14 13 16 17 15 18 21 22 26 25 32 31 33 30 39 38 40 41 37 44 46 47 49 55 57 58 56 59 60 54 61 53 62 70 71 72 82 86 87 93 94 95 96 98 97 99 106 110 111 109 112 107 114 115 117 118 116 120 119 121 113 122 125 129 128 130 127 132 138 139 135 146 145 148 149 150 147 151 152 153 144 154 155 1...
result:
ok 2 cases.
Test #15:
score: 0
Accepted
time: 6ms
memory: 7124kb
input:
1078 0111011100111011000000110100010011001100100101011100111000110001110111110010111010110111010110001010100111101001110111010010000001000100110000000010000010111010101000000110101011011011000001100000011111010001010001101111011110111110000110111111111111101100110100011001110110111011111001110010110...
output:
1078 1075 1069 1068 1064 1063 1059 1054 1058 1056 1057 1055 1053 1050 1049 1043 1042 1041 1037 1033 1034 1031 1023 1030 1029 1025 1028 1026 1027 1022 1016 1018 1017 1009 1013 1012 1011 1010 991 989 990 986 987 984 983 977 982 981 980 979 978 960 959 957 958 956 955 954 952 953 944 951 950 949 948 93...
result:
ok 2 cases.
Test #16:
score: 0
Accepted
time: 6ms
memory: 7720kb
input:
1310 0110101010101111001001001110010101000100000000011001001110111010011000110110010000001110111100110100110110110000011001000101100100000011011111011100010001101111001100100000011100111111101101001011000101000011100101111011100101011111000100101110011110001101110110100111101101011000000000101000101...
output:
1 2 3 7 8 6 9 5 13 12 14 19 18 20 24 29 30 31 32 34 39 40 41 38 43 42 44 46 47 45 48 52 54 53 56 60 69 76 77 84 88 87 89 85 93 92 95 94 98 97 99 102 104 105 103 106 101 107 108 109 110 100 115 114 116 113 117 118 120 119 125 126 121 127 128 124 129 131 132 123 133 130 135 137 138 139 136 145 150 155...
result:
ok 2 cases.
Test #17:
score: 0
Accepted
time: 12ms
memory: 6816kb
input:
1542 0000100001001001100011001101100001110111010111001110111110011011001000110010001111000000100011101001000100000001111001110100110101101111000011100010000100000111010001010110101110000001000001110100101111100001110010111000111001010111011100100100111011010101001100100101110110011000001011001000011...
output:
1542 1541 1494 1493 1488 1484 1486 1485 1430 1427 1426 1423 1415 1420 1419 1418 1417 1416 1410 1408 1409 1404 1407 1406 1405 1402 1403 1401 1395 1400 1397 1399 1398 1396 1394 1390 1388 1382 1380 1378 1376 1374 1369 1370 1368 1359 1356 1355 1351 1350 1349 1345 1344 1342 1341 1339 1337 1338 1330 1331 ...
result:
ok 2 cases.
Test #18:
score: 0
Accepted
time: 8ms
memory: 7844kb
input:
2000 0101010000001001011001110100110110001010001110110101101100010010011100000111001100000000110111011111100001110001111011101101110010100100001001110010001111011110011011010000100001011100000000110011000110010100101010110100001010101001111101011001110011010001100110000110101110000001000101001101010...
output:
1 2 4 3 7 10 12 11 13 14 8 15 16 17 9 20 21 19 23 24 26 27 30 32 35 34 43 45 44 46 37 48 49 47 52 51 53 50 57 61 62 60 63 65 66 69 71 73 74 75 76 72 77 70 78 79 80 68 81 64 85 86 87 88 94 93 97 98 96 100 101 103 102 106 105 113 115 116 118 122 129 130 132 131 134 135 136 133 137 138 139 140 128 141 ...
result:
ok 1 cases.
Test #19:
score: 0
Accepted
time: 17ms
memory: 7788kb
input:
2000 0100001100010101000111011110110000001010100001111010011110111010011101000001100111011101101100000100100011001100011101011110101011101000010000000001010110001100011111100011010110101010001100011100011100000111011011100010110010100001111101011001010111111101011100111011110001101000111100110101000...
output:
1996 1990 1995 1994 1985 1987 1986 1983 1984 1982 1979 1981 1951 1980 1950 1948 1942 1945 1921 1941 1938 1940 1920 1939 1917 1919 1918 1916 1915 1912 1897 1895 1887 1884 1885 1876 1855 1845 1844 1843 1840 1841 1839 1838 1837 1834 1830 1828 1829 1826 1825 1822 1823 1806 1805 1801 1800 1797 1799 1791 ...
result:
ok 1 cases.
Test #20:
score: 0
Accepted
time: 17ms
memory: 7836kb
input:
2000 0110101010100011101110010101000111001011110000101111001110111111100111000101010001110111000110110001010000010101101001011001111111011111111111011111000011100001111110000101100100000110100100100110110010000101101101100100001101100010011100000011110000100100011110111001101001101100110111011101011...
output:
1998 2000 1999 1997 1994 1995 1993 1989 1992 1991 1990 1980 1978 1977 1975 1974 1972 1973 1966 1969 1968 1965 1935 1880 1877 1876 1869 1867 1866 1862 1863 1846 1845 1833 1832 1826 1824 1823 1822 1821 1820 1818 1819 1814 1812 1811 1805 1804 1803 1791 1797 1795 1796 1793 1794 1792 1790 1767 1789 1788 ...
result:
ok 1 cases.
Test #21:
score: 0
Accepted
time: 8ms
memory: 7772kb
input:
2000 0110000110000000010000010011101111110001110101010000000001101110101010101001111001010100100101001100010100101000110001000101000101010011011000000100011110100001000010000111100110111010110001000100011100100011111001011011111011111001101101111011111011111010011100001111010001011101110000000001011...
output:
1 2 3 4 6 5 8 7 9 10 12 11 13 20 22 24 26 27 28 29 30 33 37 38 36 39 40 34 42 43 49 50 48 51 47 52 41 53 46 55 60 61 56 62 59 63 66 68 69 67 70 71 72 76 77 78 79 80 81 83 88 93 94 92 96 95 97 99 101 103 105 106 104 107 108 111 112 110 114 113 117 122 123 121 124 125 130 131 128 132 133 129 135 146 1...
result:
ok 1 cases.
Test #22:
score: 0
Accepted
time: 4ms
memory: 7848kb
input:
2000 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 ...
result:
ok 1 cases.
Test #23:
score: 0
Accepted
time: 4ms
memory: 7768kb
input:
2000 0111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
output:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 ...
result:
ok 1 cases.