Zoj question category

 

Zoj question category
Questions for beginners:

1001 1037 1048 1049 1051 1067 1115 1151 1201 1205 1216 1240 1241 1242 1251 1292 1331 1334 1337 1338 1350 1365 1382 1383 1394 1402 1405 1414 1494 1514 1622 1715 1730 1755 1760 1763 1796 1813 1879 1889 1904 1915 1949 2001 2022 2099 2104 2108 2172 2176 2201 2208
2321 2345 2351 2376 2388 2405 2417

Simulated problem:

1006 1009 1012 1016 1019 1023 1026 1028 1038 1042 1045 1051 1056 1057 1058 1061 1065 1066 1068 1072 1073 1078 1087 1088 1097 1098 1099 1103 1111 1121 1124 1126 1128 1133 1138 1146 1152 1154 1160 1175 1178 1187 1194 1207 1222 1224 1244 1259 1267 1274 1275 1277
1278 1279 1281 1282 1294 1295 1300 1308 1317 1324 1339 1351 1362 1392 1393 1397 1398 1399 1400 1402 1432 1434 1444 1452 1475 1487 1493 1497 1517 1526 1527 1530 1531 1552 1569 1573 1592 1601 1610 1623 1631 1641 1652 1657 1659 1682 1692 1700 1702 1707 1708 1712
1728 1732 1737 1746 1747 1750 1752 1754 1758 1764 1768 1774 1797 1799 1804 1807 1811 1822 1824 1831 1834 1837 1838 1842 1844 1845 1854 1858 1862 1870 1881 1884 1889 1896 1906 1921 1951 1969 1978 2000 2022 2040 2046 2047 2051 2072 2084 2101 2112 2131 2133 2138
2148 2153 2156 2160 2164 2172 2178 2184 2185 2187 2189 2193 2196 2201 2204 2208 2211 2212 2220 2229 2233 2239 2240 2261 2262 2269 2277 2288 2301 2309 2311 2312 2316 2320 2321 2322 2328 2330 2350 2389 2405 2410 2414 2420 2421 2483 2508 2560 2569 2572 2593 2613
2617 2680 2681 2731 2732 2743

Dynamic Planning:

1013 1022 1025 1027 1074 1076 1093 1094 1100 1107 1108 1136 1149 1183 1196 1200 1206 1227 1234 1245 1249 1250 1276 1303 1346 1353 1366 1368 1387 1424 1425 1428 1446 1448 1449 1454 1459 1462 1463 1470 1474 1475 1483 1484 1490 1499 1503 1512 1515 1520 1524 1539
1540 1554 1563 1567 1579 1602 1607 1611 1629 1638 1642 1651 1666 1695 1713 1717 1731 1733 1736 1738 1743 1756 1757 1787 1792 1800 1819 1853 1864 1877 1880 1893 1913 1918 1925 1953 1985 1986 1988 1991 1995 2002 2014 2025 2042 2058 2059 2067 2068 2069 2081 2096
2127 2136 2142 2144 2156 2180 2189 2202 2206 2213 2224 2227 2242 2244 2254 2255 2264 2271 2278 2280 2281 2283 2284 2297 2319 2337 2338 2341 2349 2353 2354 2366 2372 2374 2397 2401 2402 2414 2422 2424 2432 2498 2501 2521 2522 2527 2536 2547 2561 2563 2565 2568
2581 2591 2598 2604 2621 2624 2625 2626 2641 2642 2667 2673 2683 2685 2692 2702 2710 2711 2734 2739 2744 2745

String processing problems:

1002 1004 1005 1008 1016 1019 1046 1048 1049 1050 1051 1052 1053 1054 1055 1056 1061 1063 1086 1089 1091 1094 1099 1101 1103 1111 1115 1117 1118 1120 1123 1125 1126 1129 1130 1136 1139 1143 1150 1151 1152 1154 1159 1160 1168 1170 1177 1178 1179 1180 1181 1184
1188 1189 1190 1191 1192 1195 1197 1243 1295 1315 1325 1392 1582 1698 1707 1720 1729 1808 1831 1854 1858 1905 1963 1969 1970 1984

Search questions:

1002 1003 1008 1031 1038 1039 1041 1060 1063 1069 1080 1083 1088 1089 1103 1144 1155 1190 1204 1217 1229 1249 1297 1301 1344 1355 1361 1412 1415 1435 1443 1457 1479 1505 1518 1530 1593 1649 1671 1675 1686 1709 1711 1719 1742 1832 1909 1935 1940 1977 1984 2031
2033 2043 2053 2093 2103 2110 2128 2165 2233 2241 2252 2276 2288 2355 2372 2374 2412 2416 2418 2437 2440 2442 2466 2471 2475 2477 2509 2515 2531 2534 2580 2588 2594 2631 2633 2688

Number Theory:

1007 1028 1088 1113 1133 1160 1222 1278 1284 1312 1314 1385 1489 1526 1530 1569 1577 1596 1601 1652 1657 1712 1797 1842 1889 1906 1951 2000 2022 2028 2060 2095 2105 2156 2189 2212 2233 2277 2288 2305 2316 2320 2330 2360 2371 2400 2410

Geometric Problem:

1010 1032 1037 1041 1081 1090 1104 1123 1139 1165 1199 1426 1439 1460 1472 1597 1608 1648 1683 1910 2015 2102 2107 2157 2228 2234 2318 2335 2347 2352 2361 2370 2375 2394 2403

Tree structure problems:

1011 1038 1043 1062 1141 1159 1167 1203 1319 1335 1387 1406 1481 1511 1542 1586 1610 1635 1674 1700 1752 1788 1805 1809 1900 1944 1955 1959 1965 1990 2243 2425

Chart problems:

1015 1030 1082 1084 1085 1105 1119 1127 1130 1140 1203 1311 1377 1420 1453 1465 1492 1589 1798 1802 1919 1935 2016 2236 2238 2281 2326

Matching Problem:

1002 1059 1077 1137 1140 1157 1197 1231 1364 1516 1525 1576 1626 1654 1882 2067 2192 2221 2223 2333 2362 2404

PKU question category
Question:
1697,171 2, 1713,172 0, 1729,176 5, 1772,185 8, 1872,196 0, 1963,205 0, 2122,216 2, 2219,223 7,

Simple question:
1000,100 3, 1004,100 5, 1007,104 6, 1207,122 6, 1401,150 4, 1552,160 7, 1657,165 8, 1674,179 9, 1862,190 6, 1922,192 9, 1931,196 9, 1976,200 0, 2005,201 7, 2027,207 0, 2101,210 5, 2109,211 6, 2136,216 0, 2190,223 2, 2234,227 5, 2301,235 0, 2363,238 9, 2393,
2413,241 9,
Recommended:
1063,106 4, 1131,114 0, 1715,216 3,

Miscellaneous:
1014,121 8, 1316,145 5, 1517,154 7, 1580,160 4, 1663,167 8, 1749,180 4, 2013,201 4, 2056,205 9, 2100,218 8, 2189,221 9, 2229,224 2, 2290,230 9, 2304,230, 2313,231 6, 2323,232 6, 2368,236 9, 2371,240 2, 2405,240 7,

Recommended:
1146,114 7, 1148,117 1, 1389,143 3, 1468,151 9, 1631,164 6, 1672,168 1, 1700,170 1, 1705,172 8, 1735,173 6, 1752,175 4, 1755,176 9, 1781,178 7, 1796,179 7, 1833,184 4, 1882,193 3, 1941,197 8, 2128,216 6, 2328,238 3, 2420,

High precision:
1001,122 0, 1405,150 3,

Sort:
1002,131 8, 1877,192 8, 1971,197 4, 1990,200 1, 2002,209 2, 2379,238 8, 2418,
Recommended:
1423,169 4, 1723,172 7, 1763,178 8, 1828,183 8, 1840,220 1, 2376,237 7, 2380,

Search
Easy:
1128,116 6, 1176,123 1, 1256,127 0, 1321,154 3, 1606,166 4, 1731,174 2, 1745,184 7, 1915,195 0, 2038,215 7, 2182,218 3, 2381,238 6, 2426,

Not easy:
1024,105 4, 1117,116 7, 1708,174 6, 1775,187 8, 1903,196 6, 2046,219 7, 2349,
Recommended:
1011,119 0, 1191,141 6, 1579,163 2, 1639,165 9, 1680,168 3, 1691,170 9, 1714,175 3, 1771,182 6, 1855,185 6, 1890,192 4, 1935,194 8, 1979,198 0, 2170,228 8, 2331,233 9, 2340,

Data Structure
Easy:
1182,165 6, 2021,202 3, 2051,215 3, 2227,223 6, 2247,235 2, 2395,
Not easy:
1145,117 7, 1195,122 7, 1661,183 4,
Recommended:
1330,133 8, 1451,147 0, 1634,168 9, 1693,170 3, 1724,198 8, 2004,201 0, 2119,227 4,

Dynamic Planning
Easy:
1018,105 0, 1083,108 8, 1125,114 3, 1157,116 3, 1178,117 9, 1189,120 8, 1276,132 2, 1414,145 6, 1458,160 9, 1644,166 4, 1690,169 9, 1740,174 2, 1887,192 6, 1936,195 2, 1953,195 8, 1959,196 2, 1975,198 9, 2018,202 9, 2033,206 3, 2081,208 2, 2181,218 4, 2192,
2231,227 9, 2329,233 6, 2346,235 3, 2355,235 6, 2385,239 2, 2424,
Not easy:
1019,103 7, 1080,111 2, 1141,117 0, 1192,123 9, 1655,169 5, 1707,173 3, 1737,183 7, 1850,192 0, 1934,193 7, 1964,203 9, 2138,215 1, 2161,217 8,

Recommended:
1015,163 5, 1636,167 1, 1682,169 2, 1704,171 7, 1722,172 6, 1732,177 0, 1821,185 3, 1949,201 9, 2127,217 6, 2228,228 7, 2342,237 4, 2378,238 4, 2411,

String:
1488,159 8, 1686,170 6, 1747,174 8, 1750,176 0, 1782,179 0, 1866,188 8, 1896,195 1, 2003,212 1, 2141,214 5, 2159,233 7, 2359,237 2, 2406,240 8,

Greedy:
1042,106 5, 1230,132 3, 1477,171 6, 1784,

Graph Theory
Easy:
1161,116 4, 1258,117 5, 1308,136 4, 1776,178 9, 1861,193 9, 1940,194 3, 2075,213 9, 2387,239 4, 2421,

Not easy:
1041,106 2, 1158,117 2, 1201,127 5, 1718,173 4, 1751,190 4, 1932,217 3, 2175,229 6,

Network stream:
1087,127 3, 1698,181 5, 2195,
Matching:
1274,142 2, 1469,171 9, 2060,223 9,
Euler:
1237,163 7, 1394,223 0,
Recommended:
2049,218 6,

Computational ry
Easy:
1319,165 4, 1673,167 5, 1836,207 4, 2137,231 8,
Not easy:
1685,168 7, 1696,187 3, 1901,217 2, 2333,
Convex Hull:
1113,122 8, 1794,200 7, 2187,

Simulation
Easy:
1006,100 8, 1013,101 6, 1017,116 9, 1298,132 6, 1350,136 3, 1676,178 6, 1791,183 5, 1970,231 7, 2325,239 0,

Not easy:
1012,108 2, 1099,111 4, 1642,167 7, 1684,188 6,

Mathematics
Easy:
1061,109 1, 1142,128 9, 1305,130 6, 1320,156 5, 1665,166 6, 1730,189 4, 1914,200 6, 2042,214 2, 2158,217 4, 2262,230 5, 2321,234 8,

Not easy:
1067,118 3, 1430,175 9, 1868,194 2, 2167,217 1, 2327,
Recommended:
1423,145 0, 1640,170 2, 1710,172 1, 1761,183 0, 1930,214 0,

Zoj question category
Questions for beginners:

1001 1037 1048 1049 1051 1067 1115 1151 1201 1205 1216 1240 1241 1242 1251 1292 1331 1334 1337 1338 1350 1365 1382 1383 1394 1402 1405 1414 1494 1514 1622 1715 1730 1755 1760 1763 1796 1813 1879 1889 1904 1915 1949 2001 2022 2099 2104 2108 2172 2176 2201 2208
2321 2345 2351 2376 2388 2405 2417

Simulated problem:

1006 1009 1012 1016 1019 1023 1026 1028 1038 1042 1045 1051 1056 1057 1058 1061 1065 1066 1068 1072 1073 1078 1087 1088 1097 1098 1099 1103 1111 1121 1124 1126 1128 1133 1138 1146 1152 1154 1160 1175 1178 1187 1194 1207 1222 1224 1244 1259 1267 1274 1275 1277
1278 1279 1281 1282 1294 1295 1300 1308 1317 1324 1339 1351 1362 1392 1393 1397 1398 1399 1400 1402 1432 1434 1444 1452 1475 1487 1493 1497 1517 1526 1527 1530 1531 1552 1569 1573 1592 1601 1610 1623 1631 1641 1652 1657 1659 1682 1692 1700 1702 1707 1708 1712
1728 1732 1737 1746 1747 1750 1752 1754 1758 1764 1768 1774 1797 1799 1804 1807 1811 1822 1824 1831 1834 1837 1838 1842 1844 1845 1854 1858 1862 1870 1881 1884 1889 1896 1906 1921 1951 1969 1978 2000 2022 2040 2046 2047 2051 2072 2084 2101 2112 2131 2133 2138
2148 2153 2156 2160 2164 2172 2178 2184 2185 2187 2189 2193 2196 2201 2204 2208 2211 2212 2220 2229 2233 2239 2240 2261 2262 2269 2277 2288 2301 2309 2311 2312 2316 2320 2321 2322 2328 2330 2350 2389 2405 2410 2414 2420 2421 2483 2508 2560 2569 2572 2593 2613
2617 2680 2681 2731 2732 2743

Dynamic Planning:

1013 1022 1025 1027 1074 1076 1093 1094 1100 1107 1108 1136 1149 1183 1196 1200 1206 1227 1234 1245 1249 1250 1276 1303 1346 1353 1366 1368 1387 1424 1425 1428 1446 1448 1449 1454 1459 1462 1463 1470 1474 1475 1483 1484 1490 1499 1503 1512 1515 1520 1524 1539
1540 1554 1563 1567 1579 1602 1607 1611 1629 1638 1642 1651 1666 1695 1713 1717 1731 1733 1736 1738 1743 1756 1757 1787 1792 1800 1819 1853 1864 1877 1880 1893 1913 1918 1925 1953 1985 1986 1988 1991 1995 2002 2014 2025 2042 2058 2059 2067 2068 2069 2081 2096
2127 2136 2142 2144 2156 2180 2189 2202 2206 2213 2224 2227 2242 2244 2254 2255 2264 2271 2278 2280 2281 2283 2284 2297 2319 2337 2338 2341 2349 2353 2354 2366 2372 2374 2397 2401 2402 2414 2422 2424 2432 2498 2501 2521 2522 2527 2536 2547 2561 2563 2565 2568
2581 2591 2598 2604 2621 2624 2625 2626 2641 2642 2667 2673 2683 2685 2692 2702 2710 2711 2734 2739 2744 2745

String processing problems:

1002 1004 1005 1008 1016 1019 1046 1048 1049 1050 1051 1052 1053 1054 1055 1056 1061 1063 1086 1089 1091 1094 1099 1101 1103 1111 1115 1117 1118 1120 1123 1125 1126 1129 1130 1136 1139 1143 1150 1151 1152 1154 1159 1160 1168 1170 1177 1178 1179 1180 1181 1184
1188 1189 1190 1191 1192 1195 1197 1243 1295 1315 1325 1392 1582 1698 1707 1720 1729 1808 1831 1854 1858 1905 1963 1969 1970 1984

Search questions:

1002 1003 1008 1031 1038 1039 1041 1060 1063 1069 1080 1083 1088 1089 1103 1144 1155 1190 1204 1217 1229 1249 1297 1301 1344 1355 1361 1412 1415 1435 1443 1457 1479 1505 1518 1530 1593 1649 1671 1675 1686 1709 1711 1719 1742 1832 1909 1935 1940 1977 1984 2031
2033 2043 2053 2093 2103 2110 2128 2165 2233 2241 2252 2276 2288 2355 2372 2374 2412 2416 2418 2437 2440 2442 2466 2471 2475 2477 2509 2515 2531 2534 2580 2588 2594 2631 2633 2688

Number Theory:

1007 1028 1088 1113 1133 1160 1222 1278 1284 1312 1314 1385 1489 1526 1530 1569 1577 1596 1601 1652 1657 1712 1797 1842 1889 1906 1951 2000 2022 2028 2060 2095 2105 2156 2189 2212 2233 2277 2288 2305 2316 2320 2330 2360 2371 2400 2410

Geometric Problem:

1010 1032 1037 1041 1081 1090 1104 1123 1139 1165 1199 1426 1439 1460 1472 1597 1608 1648 1683 1910 2015 2102 2107 2157 2228 2234 2318 2335 2347 2352 2361 2370 2375 2394 2403

Tree structure problems:

1011 1038 1043 1062 1141 1159 1167 1203 1319 1335 1387 1406 1481 1511 1542 1586 1610 1635 1674 1700 1752 1788 1805 1809 1900 1944 1955 1959 1965 1990 2243 2425

Chart problems:

1015 1030 1082 1084 1085 1105 1119 1127 1130 1140 1203 1311 1377 1420 1453 1465 1492 1589 1798 1802 1919 1935 2016 2236 2238 2281 2326

Matching Problem:

1002 1059 1077 1137 1140 1157 1197 1231 1364 1516 1525 1576 1626 1654 1882 2067 2192 2221 2223 2333 2362 2404

PKU question category
Question:
1697,171 2, 1713,172 0, 1729,176 5, 1772,185 8, 1872,196 0, 1963,205 0, 2122,216 2, 2219,223 7,

Simple question:
1000,100 3, 1004,100 5, 1007,104 6, 1207,122 6, 1401,150 4, 1552,160 7, 1657,165 8, 1674,179 9, 1862,190 6, 1922,192 9, 1931,196 9, 1976,200 0, 2005,201 7, 2027,207 0, 2101,210 5, 2109,211 6, 2136,216 0, 2190,223 2, 2234,227 5, 2301,235 0, 2363,238 9, 2393,
2413,241 9,
Recommended:
1063,106 4, 1131,114 0, 1715,216 3,

Miscellaneous:
1014,121 8, 1316,145 5, 1517,154 7, 1580,160 4, 1663,167 8, 1749,180 4, 2013,201 4, 2056,205 9, 2100,218 8, 2189,221 9, 2229,224 2, 2290,230 9, 2304,230, 2313,231 6, 2323,232 6, 2368,236 9, 2371,240 2, 2405,240 7,

Recommended:
1146,114 7, 1148,117 1, 1389,143 3, 1468,151 9, 1631,164 6, 1672,168 1, 1700,170 1, 1705,172 8, 1735,173 6, 1752,175 4, 1755,176 9, 1781,178 7, 1796,179 7, 1833,184 4, 1882,193 3, 1941,197 8, 2128,216 6, 2328,238 3, 2420,

High precision:
1001,122 0, 1405,150 3,

Sort:
1002,131 8, 1877,192 8, 1971,197 4, 1990,200 1, 2002,209 2, 2379,238 8, 2418,
Recommended:
1423,169 4, 1723,172 7, 1763,178 8, 1828,183 8, 1840,220 1, 2376,237 7, 2380,

Search
Easy:
1128,116 6, 1176,123 1, 1256,127 0, 1321,154 3, 1606,166 4, 1731,174 2, 1745,184 7, 1915,195 0, 2038,215 7, 2182,218 3, 2381,238 6, 2426,

Not easy:
1024,105 4, 1117,116 7, 1708,174 6, 1775,187 8, 1903,196 6, 2046,219 7, 2349,
Recommended:
1011,119 0, 1191,141 6, 1579,163 2, 1639,165 9, 1680,168 3, 1691,170 9, 1714,175 3, 1771,182 6, 1855,185 6, 1890,192 4, 1935,194 8, 1979,198 0, 2170,228 8, 2331,233 9, 2340,

Data Structure
Easy:
1182,165 6, 2021,202 3, 2051,215 3, 2227,223 6, 2247,235 2, 2395,
Not easy:
1145,117 7, 1195,122 7, 1661,183 4,
Recommended:
1330,133 8, 1451,147 0, 1634,168 9, 1693,170 3, 1724,198 8, 2004,201 0, 2119,227 4,

Dynamic Planning
Easy:
1018,105 0, 1083,108 8, 1125,114 3, 1157,116 3, 1178,117 9, 1189,120 8, 1276,132 2, 1414,145 6, 1458,160 9, 1644,166 4, 1690,169 9, 1740,174 2, 1887,192 6, 1936,195 2, 1953,195 8, 1959,196 2, 1975,198 9, 2018,202 9, 2033,206 3, 2081,208 2, 2181,218 4, 2192,
2231,227 9, 2329,233 6, 2346,235 3, 2355,235 6, 2385,239 2, 2424,
Not easy:
1019,103 7, 1080,111 2, 1141,117 0, 1192,123 9, 1655,169 5, 1707,173 3, 1737,183 7, 1850,192 0, 1934,193 7, 1964,203 9, 2138,215 1, 2161,217 8,

Recommended:
1015,163 5, 1636,167 1, 1682,169 2, 1704,171 7, 1722,172 6, 1732,177 0, 1821,185 3, 1949,201 9, 2127,217 6, 2228,228 7, 2342,237 4, 2378,238 4, 2411,

String:
1488,159 8, 1686,170 6, 1747,174 8, 1750,176 0, 1782,179 0, 1866,188 8, 1896,195 1, 2003,212 1, 2141,214 5, 2159,233 7, 2359,237 2, 2406,240 8,

Greedy:
1042,106 5, 1230,132 3, 1477,171 6, 1784,

Graph Theory
Easy:
1161,116 4, 1258,117 5, 1308,136 4, 1776,178 9, 1861,193 9, 1940,194 3, 2075,213 9, 2387,239 4, 2421,

Not easy:
1041,106 2, 1158,117 2, 1201,127 5, 1718,173 4, 1751,190 4, 1932,217 3, 2175,229 6,

Network stream:
1087,127 3, 1698,181 5, 2195,
Matching:
1274,142 2, 1469,171 9, 2060,223 9,
Euler:
1237,163 7, 1394,223 0,
Recommended:
2049,218 6,

Computational ry
Easy:
1319,165 4, 1673,167 5, 1836,207 4, 2137,231 8,
Not easy:
1685,168 7, 1696,187 3, 1901,217 2, 2333,
Convex Hull:
1113,122 8, 1794,200 7, 2187,

Simulation
Easy:
1006,100 8, 1013,101 6, 1017,116 9, 1298,132 6, 1350,136 3, 1676,178 6, 1791,183 5, 1970,231 7, 2325,239 0,

Not easy:
1012,108 2, 1099,111 4, 1642,167 7, 1684,188 6,

Mathematics
Easy:
1061,109 1, 1142,128 9, 1305,130 6, 1320,156 5, 1665,166 6, 1730,189 4, 1914,200 6, 2042,214 2, 2158,217 4, 2262,230 5, 2321,234 8,

Not easy:
1067,118 3, 1430,175 9, 1868,194 2, 2167,217 1, 2327,
Recommended:
1423,145 0, 1640,170 2, 1710,172 1, 1761,183 0, 1930,214 0,