QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#375360 | #2833. Hamilton | hai | AC ✓ | 8ms | 11556kb | C++14 | 2.1kb | 2024-04-03 09:45:07 | 2024-04-03 09:45:08 |
Judging History
answer
# include <bits/stdc++.h>
# define N 2005
using namespace std;
int n;
char s[N][N];
bool col[N][N];
int to1[N],to2[N];
void add(int x,int y)
{
if(!to1[x])
to1[x]=y;
else
to2[x]=y;
if(!to1[y])
to1[y]=x;
else
to2[y]=x;
}
void del(int x,int y)
{
if(to1[x]==y)
to1[x]=0;
else
to2[x]=0;
if(to1[y]==x)
to1[y]=0;
else
to2[y]=0;
}
bool mark[N];
void solve()
{
for(int i=1;i<=n;i++)
cin>>(s[i]+1);
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
col[i][j]=s[i][j]-'0';
add(1,2);
add(2,3);
add(3,1);
for(int i=4;i<=n;i++)
{
int id=-1;
for(int j=1;j<i;j++)
if(col[j][to1[j]]!=col[j][to2[j]])
{
id=j;
break;
}
if(id==-1)
{
int x=1,y=to1[1];
del(x,y);
add(x,i);
add(y,i);
}
else
{
if(col[id][to1[id]]==1)
swap(to1[id],to2[id]);
if(col[id][i]==0)
{
int x=id,y=to2[id];
del(x,y);
add(x,i);
add(y,i);
}
else
{
int x=id,y=to1[id];
del(x,y);
add(x,i);
add(y,i);
}
}
}
int id=-1;
for(int j=1;j<=n;j++)
if(col[j][to1[j]]!=col[j][to2[j]])
{
id=j;
break;
}
if(id==-1)
id=1;
int now=id;
while(1)
{
mark[now]=1;
cout<<now<<' ';
if(!mark[to1[now]])
now=to1[now];
else if(!mark[to2[now]])
now=to2[now];
else
break;
}
cout<<'\n';
for(int i=1;i<=n;i++)
to1[i]=to2[i]=mark[i]=0;
}
int main()
{
ios::sync_with_stdio(0);
cin.tie(0);
while(cin>>n)
solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 5712kb
input:
3 001 000 100 4 0000 0000 0000 0000
output:
1 2 3 1 4 2 3
result:
ok 2 cases.
Test #2:
score: 0
Accepted
time: 1ms
memory: 5740kb
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 1 3 1 2 3
result:
ok 4 cases.
Test #3:
score: 0
Accepted
time: 0ms
memory: 5764kb
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 4 2 3 2 4 1 3 2 4 1 3 3 2 4 1 2 1 4 3 1 4 2 3 1 4 2 3 3 2 4 1 3 2 1 4 1 4 2 3 1 2 3 4
result:
ok 11 cases.
Test #4:
score: 0
Accepted
time: 1ms
memory: 5692kb
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 5 4 2 3 1 5 4 2 3 2 4 5 1 3 4 5 1 3 2 1 5 4 2 3 4 1 2 5 3 4 2 1 5 3 2 4 1 5 3 1 5 4 2 3 1 5 4 2 3 1 5 4 2 3 4 2 1 5 3 1 2 4 5 3 1 5 2 4 3 4 2 3 5 1 4 2 1 5 3 3 5 2 4 1 2 4 5 1 3 3 2 5 4 1 1 4 5 2 3 4 1 5 3 2 1 5 3 2 4 4 1 3 2 5 2 1 4 3 5 3 5 2 1 4 1 5 3 2 4 4 1 3 5 2 1 5...
result:
ok 34 cases.
Test #5:
score: 0
Accepted
time: 1ms
memory: 5728kb
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 6 5 4 2 3 1 6 5 4 2 3 1 6 3 2 5 4 1 3 2 4 6 5 5 1 3 2 6 4 5 2 1 4 6 3 1 4 5 2 3 6 5 1 3 2 6 4 5 1 3 6 2 4 4 1 6 5 2 3 4 1 6 5 2 3 4 1 6 5 3 2 1 6 4 2 3 5 5 6 1 3 2 4 1 6 5 4 2 3 1 6 5 4 2 3 1 6 4 2 3 5 4 5 6 1 3 2 1 6 5 4 2 3 5 1 3 2 4 6 2 6 4 5 1 3 5 2 3 1 6 4 5 1 3 2 6 4 1...
result:
ok 156 cases.
Test #6:
score: 0
Accepted
time: 1ms
memory: 5732kb
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 7 4 6 5 2 3 3 7 2 6 1 5 4 3 2 4 1 6 5 7 5 7 1 3 2 4 6 3 6 5 2 1 4 7 5 1 7 6 3 2 4 3 1 2 6 4 5 7 2 7 4 1 6 5 3 1 7 4 5 2 3 6 5 1 4 7 6 2 3 6 1 2 7 4 3 5 6 3 2 5 4 7 1 5 2 3 6 7 4 1 6 4 1 3 5 7 2 6 4 1 3 7 5 2 6 1 3 2 7 4 5 4 6 1 5 2 7 3 2 4 3 1 6 5 7 1 5 7 6 4 2 3 6 3 5 7 2 1 4 ...
result:
ok 286 cases.
Test #7:
score: 0
Accepted
time: 1ms
memory: 5700kb
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 3 5 2 4 1 9 6 4 7 8 5 2 3 3 2 4 1 1 5 7 2 8 6 3 4 8 6 2 4 9 7 1 3 5 1 4 2 3 5 3 2 6 4 1 1 6 3 5 2 4 6 1 3 2 4 7 5 4 5 1 6 7 3 2 8 5 4 10 9 6 7 3 2 1 7 4 2 3 5 6 8 1 10 9 5 6 1 3 2 4 6 8 1 3 5 2 4 7 8 5 3 9 6 7 1 4 2 1 2 3 1 2 3 3 2 5 1 4 6 6 4 2 3 7 5 1 1 2 3 1 2 3 2 5 3 1 4 ...
result:
ok 322 cases.
Test #8:
score: 0
Accepted
time: 1ms
memory: 5696kb
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:
8 6 4 3 10 9 7 5 2 1 5 10 1 3 2 4 6 8 9 7 9 7 1 4 6 10 8 2 3 5 5 3 7 9 6 2 4 1 8 10 9 7 3 8 10 6 4 1 2 5 7 9 10 1 2 5 3 6 4 8 2 10 6 9 5 3 1 4 7 8 9 1 6 7 5 2 4 3 8 10 9 10 1 3 5 7 2 8 6 4 6 10 7 1 2 3 9 5 8 4 5 3 8 2 7 4 6 9 1 10 9 5 6 10 8 1 7 4 2 3 1 10 9 2 3 5 7 4 8 6 9 6 1 4 2 5 7 ...
result:
ok 200 cases.
Test #9:
score: 0
Accepted
time: 0ms
memory: 5692kb
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:
3 6 2 4 8 9 5 1 7 10 5 10 7 9 6 8 1 3 4 2 6 4 10 9 1 8 3 7 5 2 9 7 1 6 4 5 8 10 2 3 9 4 5 1 6 3 7 8 10 2 5 10 8 6 9 7 1 2 3 4 9 1 7 5 4 2 3 6 10 8 8 9 10 1 7 6 3 2 5 4 8 2 7 3 6 1 10 5 4 9 7 8 1 5 3 2 4 10 9 6 8 1 3 6 9 10 2 5 4 7 9 6 1 3 8 10 7 5 2 4 7 4 3 5 8 6 9 10 1 2 4 10 1 9 6 8 5...
result:
ok 200 cases.
Test #10:
score: 0
Accepted
time: 1ms
memory: 5840kb
input:
20 00011111000111100010 00100111111000000010 01011011101000100111 10100010000100000010 10100100000010101101 11001001010010000111 11110000010000111001 11100100111000010101 01100001011101100010 01000111100111011001 01100001100111111111 10010000111001010000 10001100011001001000 10000000111110111010 101...
output:
19 1 12 9 8 6 2 7 4 3 11 15 16 18 5 17 14 10 20 13 18 15 11 14 10 8 7 9 12 17 19 16 13 5 2 3 4 6 1 21 19 3 5 7 1 8 2 22 20 14 13 9 10 15 12 16 4 17 11 18 6 7 13 10 5 3 2 1 12 11 9 8 6 4 17 20 18 13 7 1 3 2 5 8 4 11 14 19 22 16 23 29 28 25 9 10 12 6 15 21 24 26 27 30 20 13 10 1 4 5 2 12 18 21 14...
result:
ok 72 cases.
Test #11:
score: 0
Accepted
time: 1ms
memory: 5876kb
input:
59 01110100011001000100111000110110010001011111001011011101100 10001011111001111100111111100010111011100101001100001000101 10000011101010011100111011000001101110001100001110110101001 10001100100110101001000000101101101110001110111001110001101 010101010101101111110011111000100101111111101001111100111...
output:
58 56 53 50 36 49 38 48 34 47 44 43 41 39 31 25 23 4 2 3 5 9 10 6 8 1 12 15 11 16 14 24 26 29 30 32 40 42 45 37 52 55 59 57 54 51 46 35 33 27 22 19 13 17 7 18 20 21 28 61 47 43 41 39 36 34 23 31 28 25 26 17 4 5 8 10 12 13 18 21 2 22 33 35 37 42 44 40 45 58 62 57 50 56 46 55 51 54 52 38 30 29 27 24 ...
result:
ok 29 cases.
Test #12:
score: 0
Accepted
time: 1ms
memory: 6088kb
input:
160 0010110100011110110110110001100110111000000100001100110101001011100101011100011100111011011011010011010110101100000011111010110111001011001100010000101111001101 000011011110000111010100011011010001001101001100111010101101001011001101001001000001011010001101100111011110110101111010101100000101001...
output:
152 153 148 145 146 139 123 117 112 95 93 92 87 84 71 69 65 44 64 52 63 61 55 50 43 49 47 41 36 33 19 3 2 12 11 17 25 27 29 24 30 35 39 46 48 51 53 54 56 45 57 42 58 34 59 62 66 78 81 76 86 89 85 90 98 102 104 110 118 120 122 130 132 140 147 150 143 158 157 154 151 136 133 124 129 127 115 113 101 97...
result:
ok 14 cases.
Test #13:
score: 0
Accepted
time: 2ms
memory: 6504kb
input:
438 01000100111101110010100101010001000101100011101011001001011110011100000110001001100101100101110011110111001101001101100111110010011001000110100110101001001101110001110011101010100010110100001011110011001000000001111111011001001010011101110010110111011111100011111101101001101010101010110000000111...
output:
436 433 423 415 413 323 320 306 319 314 318 316 311 309 305 303 301 285 281 274 270 267 268 261 259 245 252 248 242 231 238 234 230 228 222 214 211 148 156 154 151 152 145 147 144 126 143 140 142 139 136 134 132 104 125 122 120 108 119 109 118 111 117 114 115 112 96 97 91 92 80 88 85 82 83 69 77 75 ...
result:
ok 7 cases.
Test #14:
score: 0
Accepted
time: 5ms
memory: 10488kb
input:
1227 0100010000101001111110111010100100001100101111001011101010010000100111110110000001101101000101010011000101100110010011010100010011111000101101011001010111010010101001100100011000100000101011011011110101010011011110111101110010100010101111010101011001100001000110011101101010010011110010011011100...
output:
1219 1227 1225 1222 1216 1133 1215 1213 1204 1212 1207 1192 1145 1191 1148 1190 1188 1174 1187 1176 1186 1183 1179 1182 1180 1173 1151 1172 1169 1154 1168 1166 1161 1149 1123 1106 1103 1091 1082 1084 1081 1044 1080 1074 1079 1077 1071 1041 1039 1033 1028 1019 1017 1000 1013 1010 1007 998 995 977 980...
result:
ok 2 cases.
Test #15:
score: 0
Accepted
time: 5ms
memory: 11336kb
input:
1078 0111011100111011000000110100010011001100100101011100111000110001110111110010111010110111010110001010100111101001110111010010000001000100110000000010000010111010101000000110101011011011000001100000011111010001010001101111011110111110000110111111111111101100110100011001110110111011111001110010110...
output:
1065 1069 1067 1058 1027 1020 1021 1008 994 990 986 979 926 923 921 911 908 910 907 904 901 902 898 885 883 846 853 850 844 841 836 838 835 831 819 825 822 820 805 800 777 774 773 769 767 764 766 763 761 754 752 745 751 748 749 712 711 708 685 703 696 702 700 698 692 689 687 682 677 675 670 671 656 ...
result:
ok 2 cases.
Test #16:
score: 0
Accepted
time: 0ms
memory: 10836kb
input:
1310 0110101010101111001001001110010101000100000000011001001110111010011000110110010000001110111100110100110110110000011001000101100100000011011111011100010001101111001100100000011100111111101101001011000101000011100101111011100101011111000100101110011110001101110110100111101101011000000000101000101...
output:
1308 1300 1296 1292 1282 1283 1251 1250 1248 1244 1241 1237 1232 1233 1195 1193 1187 1184 1183 1178 1182 1179 1172 1150 1141 1137 1114 1110 1099 1096 1093 1086 1092 1087 1076 1062 1059 1054 1050 1038 1049 1040 1048 1045 1046 1041 1031 1017 1013 1007 1004 1002 993 998 996 991 984 990 987 966 983 979 ...
result:
ok 2 cases.
Test #17:
score: 0
Accepted
time: 3ms
memory: 11244kb
input:
1542 0000100001001001100011001101100001110111010111001110111110011011001000110010001111000000100011101001000100000001111001110100110101101111000011100010000100000111010001010110101110000001000001110100101111100001110010111000111001010111011100100100111011010101001100100101110110011000001011001000011...
output:
1529 1524 1522 1513 1512 1509 1507 1504 1494 1500 1497 1488 1475 1472 1470 1459 1447 1445 1436 1444 1442 1439 1435 1433 1432 1428 1429 1422 1420 1382 1407 1400 1401 1394 1391 1387 1386 1384 1377 1371 1360 1368 1363 1361 1355 1350 1354 1352 1336 1333 1330 1329 1326 1318 1322 1319 1315 1305 1314 1312 ...
result:
ok 2 cases.
Test #18:
score: 0
Accepted
time: 7ms
memory: 11556kb
input:
2000 0101010000001001011001110100110110001010001110110101101100010010011100000111001100000000110111011111100001110001111011101101110010100100001001110010001111011110011011010000100001011100000000110011000110010100101010110100001010101001111101011001110011010001100110000110101110000001000101001101010...
output:
1995 1992 1968 1991 1981 1990 1987 1980 1986 1984 1977 1965 1961 1962 1942 1937 1924 1919 1886 1884 1883 1880 1879 1873 1878 1875 1859 1872 1869 1865 1860 1846 1844 1840 1839 1836 1830 1824 1829 1827 1817 1818 1809 1806 1803 1794 1795 1777 1791 1789 1787 1782 1786 1781 1778 1766 1761 1759 1754 1727 ...
result:
ok 1 cases.
Test #19:
score: 0
Accepted
time: 0ms
memory: 11444kb
input:
2000 0100001100010101000111011110110000001010100001111010011110111010011101000001100111011101101100000100100011001100011101011110101011101000010000000001010110001100011111100011010110101010001100011100011100000111011011100010110010100001111101011001010111111101011100111011110001101000111100110101000...
output:
1999 1995 1987 1994 1990 1993 1989 1986 1984 1979 1975 1961 1970 1968 1963 1958 1956 1955 1952 1943 1951 1941 1950 1947 1944 1914 1935 1918 1934 1920 1933 1931 1930 1928 1925 1921 1913 1910 1902 1901 1899 1870 1868 1866 1864 1859 1856 1855 1853 1851 1839 1832 1828 1831 1829 1813 1810 1803 1796 1797 ...
result:
ok 1 cases.
Test #20:
score: 0
Accepted
time: 7ms
memory: 11476kb
input:
2000 0110101010100011101110010101000111001011110000101111001110111111100111000101010001110111000110110001010000010101101001011001111111011111111111011111000011100001111110000101100100000110100100100110110010000101101101100100001101100010011100000011110000100100011110111001101001101100110111011101011...
output:
1997 1988 1993 1991 1944 1978 1950 1977 1952 1976 1955 1975 1965 1974 1970 1968 1962 1961 1959 1953 1947 1948 1940 1908 1921 1918 1905 1898 1904 1901 1899 1892 1891 1880 1890 1885 1883 1875 1872 1845 1857 1854 1849 1850 1837 1829 1828 1825 1817 1815 1813 1810 1806 1800 1781 1774 1771 1770 1760 1769 ...
result:
ok 1 cases.
Test #21:
score: 0
Accepted
time: 8ms
memory: 11524kb
input:
2000 0110000110000000010000010011101111110001110101010000000001101110101010101001111001010100100101001100010100101000110001000101000101010011011000000100011110100001000010000111100110111010110001000100011100100011111001011011111011111001101101111011111011111010011100001111010001011101110000000001011...
output:
1998 1990 1991 1985 1970 1964 1962 1957 1954 1945 1942 1939 1928 1932 1930 1927 1908 1926 1911 1925 1923 1918 1916 1914 1905 1906 1896 1894 1886 1873 1885 1882 1875 1881 1876 1855 1872 1866 1871 1868 1852 1849 1848 1845 1840 1836 1834 1828 1821 1827 1824 1822 1793 1804 1801 1786 1790 1788 1761 1764 ...
result:
ok 1 cases.
Test #22:
score: 0
Accepted
time: 8ms
memory: 11428kb
input:
2000 0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
1 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964 1963 1962 1961 1960 1959 1958 1957 1956 1955 1954 1953 1952 1951 1950 1949 1948 1947 1946 1945 1944 1943 1942 194...
result:
ok 1 cases.
Test #23:
score: 0
Accepted
time: 0ms
memory: 11488kb
input:
2000 0111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111...
output:
1 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964 1963 1962 1961 1960 1959 1958 1957 1956 1955 1954 1953 1952 1951 1950 1949 1948 1947 1946 1945 1944 1943 1942 194...
result:
ok 1 cases.