-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 -103 -104 -105 -106 107
-108 -109 -110 -111 -112 -113 -114 -115 -116 -117 -118 -119 -120 -121 -122 -123 -124 -125 -126 -127 -128 -129 -130 -131 -132 -133 -134 -135
-136 -137 -138 -139 -140 -141 -142 143 -144 -145 -146 -147 -148 -149 -150 151 -152 -153 -154 -155 -156 -157 158 -159 -160 -161 -162 -163
-164 -165 -166 -167 -168 -169 -170 -171 -172 -173 -174 -175 -176 -177 -178 -179 -180 -181 -182 -183 -184 -185 -186 -187 -188 -189 -190 -191
-192 -193 -194 -195 -196 -197 198 -199 -200 -201 -202 -203 -204 -205 -206 -207 -208 -209 -210 -211 -212 -213 -214 -215 -216 -217 -218 -219
-220 -221 -222 -223 -224 -225 -226 -227 -228 -229 230 -231 -232 -233 -234 -235 -236 -237 -238 -239 -240 -241 -242 -243 -244 -245 -246 -247
-248 -249 -250 -251 -252 253 -254 -255 -256 -257 -258 -259 -260 -261 -262 -263 -264 -265 -266 -267 -268 -269 -270 -271 -272 -273 -274 -275
-276 -277 -278 -279 -280 -281 -282 -283 -284 -285 -286 -287 288 -289 -290 -291 -292 -293 -294 -295 -296 -297 -298 -299 -300 -301 -302 -303
-304 -305 -306 -307 -308 -309 -310 -311 -312 -313 -314 -315 -316 -317 -318 -319 -320 -321 -322 -323 -324 -325 -326 -327 -328 -329 -330 331
-332 -333 -334 -335 -336 -337 -338 -339 -340 -341 -342 -343 -344 -345 -346 -347 -348 -349 -350 -351 -352 -353 -354 -355 -356 -357 -358 -359
-360 -361 -362 -363 -364 -365 -366 -367 -368 -369 -370 -371 -372 -373 -374 -375 -376 -377 -378 -379 -380 -381 -382 -383 -384 -385 -386 -387
388 -389 -390 -391 -392 -393 -394 395 -396 -397 -398 -399 -400 -401 -402 -403 -404 -405 -406 -407 -408 -409 -410 -411 -412 -413 -414 -415
-416 -417 -418 -419 -420 421 -422 -423 -424 -425 -426 -427 -428 -429 -430 -431 -432 -433 -434 -435 -436 -437 -438 -439 -440 -441 -442 -443
-444 -445 -446 -447 -448 -449 -450 -451 -452 -453 -454 -455 456 -457 -458 -459 -460 -461 -462 -463 -464 -465 -466 -467 -468 -469 -470 -471
-472 -473 -474 -475 -476 -477 -478 -479 -480 -481 -482 -483 -484 -485 -486 -487 -488 -489 -490 -491 -492 -493 -494 -495 -496 -497 -498 -499
-500 -501 -502 -503 504 -505 -506 -507 -508 -509 -510 -511 -512 -513 -514 -515 -516 -517 -518 -519 -520 -521 -522 -523 -524 -525 -526 -527
-528 529 -530 -531 -532 -533 -534 -535 -536 -537 -538 -539 -540 -541 -542 -543 -544 -545 -546 -547 -548 -549 -550 -551 -552 -553 -554 -555
-556 -557 -558 -559 -560 -561 -562 -563 -564 -565 -566 -567 -568 -569 -570 -571 -572 573 -574 -575 -576 -577 -578 -579 -580 -581 -582 -583
-584 -585 586 -587 -588 -589 -590 -591 -592 -593 -594 -595 -596 -597 -598 -599 -600 -601 -602 -603 -604 -605 -606 -607 -608 -609 -610 -611
-612 -613 -614 -615 -616 -617 -618 -619 -620 -621 -622 -623 -624 -625 -626 -627 -628 -629 -630 -631 -632 -633 -634 -635 -636 -637 -638 -639
-640 -641 -642 -643 -644 -645 -646 -647 -648 -649 650 -651 -652 -653 -654 -655 -656 -657 -658 -659 -660 -661 -662 -663 -664 -665 666 -667
-668 -669 -670 -671 -672 -673 -674 -675 -676 -677 -678 -679 -680 -681 -682 -683 -684 -685 -686 -687 -688 -689 -690 -691 692 -693 -694 -695
-696 -697 -698 -699 -700 -701 -702 -703 -704 -705 -706 -707 -708 -709 -710 -711 -712 -713 -714 -715 -716 -717 -718 -719 -720 -721 -722 -723
-724 -725 -726 -727 -728 -729 -730 -731 -732 -733 -734 -735 -736 -737 -738 739 -740 -741 -742 -743 -744 -745 -746 -747 -748 -749 -750 -751
-752 -753 -754 755 -756 -757 -758 -759 -760 -761 -762 -763 -764 -765 -766 -767 -768 -769 -770 -771 -772 -773 -774 -775 -776 -777 -778 -779
-780 -781 -782 -783 -784 -785 -786 -787 -788 -789 -790 -791 -792 -793 -794 -795 796 -797 -798 -799 -800 -801 -802 -803 -804 -805 -806 -807
-808 -809 -810 -811 -812 -813 -814 -815 -816 -817 -818 -819 -820 -821 -822 -823 -824 -825 -826 -827 -828 -829 -830 -831 -832 -833 -834 835
-836 -837 -838 -839 -840 -841 -842 -843 -844 -845 -846 -847 -848 -849 -850 -851 -852 -853 -854 -855 856 -857 -858 -859 -860 -861 -862 -863
-864 -865 -866 -867 -868 -869 -870 -871 -872 -873 -874 -875 -876 -877 -878 -879 -880 -881 -882 -883 -884 -885 -886 -887 -888 -889 -890 891
-892 -893 -894 -895 -896 -897 -898 -899 -900 -901 -902 -903 -904 -905 -906 -907 -908 -909 -910 -911 -912 -913 -914 -915 -916 -917 -918 -919
-920 -921 -922 -923 -924 -925 -926 -927 -928 929 -930 -931 -932 -933 -934 -935 -936 -937 -938 -939 -940 -941 -942 -943 -944 -945 -946 -947
-948 -949 -950 -951 -952 -953 -954 -955 -956 -957 -958 -959 -960 -961 -962 -963 -964 965 -966 -967 -968 -969 -970 -971 -972 -973 -974 -975
-976 -977 -978 -979 -980 981 -982 -983 -984 -985 -986 -987 -988 -989 -990 -991 -992 -993 -994 -995 -996 -997 -998 -999 -1000 -1001 -1002
-1003 -1004 -1005 -1006 1007 -1008 -1009 -1010 -1011 -1012 -1013 -1014 -1015 -1016 -1017 -1018 -1019 -1020 -1021 -1022 -1023 -1024 -1025
-1026 -1027 -1028 -1029 -1030 -1031 -1032 -1033 -1034 -1035 -1036 -1037 -1038 -1039 -1040 -1041 -1042 -1043 -1044 -1045 -1046 -1047 -1048
-1049 -1050 -1051 -1052 -1053 -1054 -1055 -1056 -1057 -1058 -1059 -1060 -1061 -1062 -1063 1064 -1065 -1066 -1067 -1068 -1069 -1070 -1071
-1072 -1073 -1074 -1075 -1076 -1077 -1078 -1079 -1080 -1081 -1082 -1083 -1084 1085 -1086 -1087 -1088 -1089 -1090 -1091 -1092 -1093 -1094
-1095 -1096 -1097 -1098 -1099 -1100 -1101 -1102 -1103 -1104 -1105 -1106 -1107 -1108 -1109 -1110 -1111 -1112 -1113 -1114 -1115 -1116 -1117
-1118 -1119 -1120 -1121 -1122 -1123 1124 -1125 -1126 -1127 -1128 -1129 -1130 -1131 -1132 -1133 -1134 -1135 -1136 -1137 -1138 -1139 -1140
-1141 -1142 -1143 -1144 -1145 -1146 -1147 -1148 -1149 -1150 -1151 -1152 -1153 -1154 -1155 -1156 -1157 -1158 -1159 -1160 -1161 -1162 -1163
-1164 -1165 -1166 -1167 -1168 -1169 -1170 -1171 -1172 -1173 -1174 1175 -1176 -1177 -1178 -1179 -1180 -1181 -1182 -1183 -1184 -1185 -1186
-1187 -1188 -1189 -1190 -1191 1192 -1193 -1194 -1195 -1196 -1197 -1198 -1199 -1200 -1201 -1202 -1203 -1204 -1205 -1206 -1207 -1208 -1209
-1210 -1211 -1212 -1213 -1214 -1215 -1216 -1217 -1218 -1219 -1220 -1221 -1222 1223 -1224 -1225 -1226 -1227 -1228 -1229 -1230 -1231 -1232
-1233 -1234 -1235 -1236 -1237 -1238 -1239 -1240 -1241 -1242 -1243 -1244 -1245 -1246 -1247 -1248 -1249 -1250 1251 -1252 -1253 -1254 -1255
-1256 -1257 -1258 -1259 -1260 -1261 -1262 -1263 -1264 -1265 -1266 -1267 -1268 -1269 -1270 -1271 -1272 -1273 -1274 -1275 -1276 -1277 -1278
-1279 -1280 -1281 -1282 -1283 -1284 -1285 -1286 -1287 -1288 -1289 -1290 -1291 -1292 -1293 1294 -1295 -1296 -1297 -1298 -1299 -1300 -1301
-1302 -1303 -1304 -1305 -1306 -1307 -1308 -1309 -1310 -1311 -1312 -1313 -1314 -1315 -1316 -1317 -1318 -1319 -1320 -1321 -1322 -1323 -1324
-1325 -1326 -1327 -1328 -1329 -1330 -1331 -1332 -1333 -1334 -1335 -1336 1337 -1338 -1339 -1340 -1341 -1342 -1343 -1344 -1345 -1346 -1347
-1348 -1349 -1350 -1351 -1352 -1353 -1354 -1355 -1356 -1357 -1358 -1359 -1360 1361 -1362 -1363 -1364 -1365 -1366 -1367 -1368 -1369 -1370
-1371 -1372 -1373 -1374 -1375 -1376 -1377 -1378 -1379 -1380 -1381 -1382 -1383 -1384 -1385 1386 -1387 -1388 -1389 -1390 -1391 -1392 -1393
-1394 -1395 -1396 -1397 -1398 -1399 -1400 -1401 -1402 -1403 -1404 -1405 -1406 -1407 -1408 -1409 -1410 -1411 -1412 -1413 -1414 -1415 -1416
-1417 -1418 -1419 -1420 -1421 -1422 -1423 -1424 -1425 1426 -1427 -1428 -1429 -1430 -1431 -1432 -1433 -1434 -1435 -1436 -1437 -1438 -1439
-1440 -1441 -1442 -1443 -1444 -1445 -1446 -1447 -1448 -1449 -1450 -1451 -1452 -1453 -1454 -1455 -1456 -1457 -1458 -1459 -1460 -1461 -1462
-1463 1464 -1465 -1466 -1467 -1468 -1469 -1470 -1471 -1472 -1473 -1474 -1475 -1476 -1477 -1478 -1479 -1480 -1481 -1482 -1483 -1484 -1485
1486 -1487 -1488 -1489 -1490 -1491 -1492 -1493 -1494 -1495 -1496 1497 -1498 -1499 -1500 -1501 -1502 -1503 -1504 -1505 -1506 -1507 -1508
-1509 -1510 -1511 -1512 -1513 -1514 -1515 -1516 -1517 -1518 -1519 -1520 -1521 -1522 -1523 -1524 -1525 -1526 -1527 -1528 -1529 -1530 -1531
-1532 -1533 -1534 -1535 -1536 -1537 1538 -1539 -1540 -1541 -1542 -1543 -1544 -1545 -1546 -1547 -1548 -1549 -1550 -1551 -1552 -1553 -1554
-1555 -1556 -1557 -1558 -1559 -1560 -1561 -1562 -1563 -1564 -1565 -1566 -1567 -1568 -1569 -1570 -1571 -1572 -1573 -1574 -1575 -1576 -1577
-1578 -1579 -1580 -1581 -1582 -1583 -1584 -1585 -1586 -1587 -1588 -1589 -1590 -1591 -1592 -1593 -1594 -1595 -1596 1597 -1598 -1599 -1600
-1601 -1602 -1603 -1604 -1605 -1606 -1607 -1608 -1609 -1610 -1611 -1612 -1613 -1614 -1615 -1616 -1617 -1618 -1619 -1620 -1621 -1622 -1623
-1624 -1625 -1626 -1627 -1628 -1629 -1630 -1631 -1632 -1633 -1634 -1635 -1636 -1637 -1638 -1639 1640 -1641 -1642 -1643 -1644 -1645 -1646
-1647 -1648 -1649 -1650 -1651 -1652 -1653 -1654 -1655 -1656 -1657 -1658 -1659 -1660 -1661 -1662 -1663 -1664 -1665 -1666 -1667 -1668 -1669
-1670 1671 -1672 -1673 -1674 -1675 -1676 -1677 -1678 -1679 -1680 -1681 -1682 -1683 -1684 -1685 -1686 -1687 -1688 -1689 -1690 -1691 -1692
-1693 -1694 -1695 -1696 -1697 -1698 -1699 -1700 -1701 -1702 -1703 -1704 -1705 -1706 -1707 -1708 -1709 1710 -1711 -1712 -1713 -1714 -1715
-1716 -1717 -1718 -1719 -1720 -1721 -1722 -1723 -1724 -1725 -1726 -1727 -1728 -1729 -1730 -1731 -1732 -1733 1734 -1735 -1736 1737 -1738
-1739 -1740 -1741 -1742 -1743 1744 -1745 -1746 -1747 -1748 -1749 -1750 -1751 -1752 -1753 -1754 -1755 -1756 -1757 -1758 -1759 -1760 -1761
-1762 -1763 -1764 -1765 -1766 -1767 -1768 -1769 -1770 -1771 -1772 -1773 -1774 -1775 -1776 -1777 -1778 -1779 -1780 -1781 -1782 -1783 -1784
-1785 -1786 1787 -1788 -1789 -1790 -1791 -1792 -1793 -1794 -1795 -1796 -1797 -1798 -1799 -1800 1801 -1802 -1803 -1804 -1805 -1806 -1807
-1808 -1809 -1810 -1811 -1812 -1813 -1814 -1815 -1816 -1817 -1818 -1819 -1820 -1821 -1822 -1823 -1824 -1825 -1826 -1827 -1828 -1829 -1830
-1831 1832 -1833 -1834 -1835 -1836 -1837 -1838 -1839 -1840 -1841 -1842 -1843 -1844 -1845 -1846 -1847 -1848 -1849 -1850 -1851 -1852 1853
-1854 -1855 -1856 -1857 -1858 -1859 -1860 -1861 -1862 -1863 -1864 -1865 -1866 -1867 -1868 -1869 -1870 1871 -1872 -1873 -1874 -1875 -1876
-1877 -1878 -1879 -1880 -1881 -1882 -1883 -1884 -1885 1886 -1887 -1888 -1889 -1890 1891 -1892 1893 -1894 -1895 -1896 -1897 1898 -1899 -1900
-1901 -1902 1903 -1904 -1905 -1906 1907 -1908 -1909 1910 -1911 -1912 1913 -1914 -1915 -1916 -1917 -1918 1919 -1920 -1921 -1922 -1923 1924
-1925 1926 -1927 -1928 -1929 -1930 1931 -1932 -1933 -1934 -1935 1936 -1937 -1938 -1939 -1940 1941 -1942 -1943 -1944 -1945 -1946 -1947 -1948
1949 -1950 -1951 -1952 1953 -1954 -1955 1956 -1957 -1958 -1959 1960 -1961 -1962 -1963 -1964 -1965 -1966 -1967 -1968 1969 -1970 -1971 -1972
1973 -1974 1975 -1976 -1977 -1978 -1979 -1980 -1981 1982 -1983 -1984 -1985 -1986 -1987 1988 -1989 1990 -1991 -1992 -1993 -1994 -1995 1996
-1997 -1998 -1999 -2000 2001 -2002 -2003 -2004 -2005 -2006 -2007 2008 -2009 2010 -2011 -2012 -2013 -2014 2015 -2016 -2017 -2018 -2019 -2020
-2021 -2022 2023 -2024 -2025 2026 -2027 -2028 -2029 2030 -2031 -2032 -2033 -2034 -2035 -2036 2037 -2038 -2039 -2040 -2041 2042 2043 -2044
-2045 -2046 -2047 2048 -2049 -2050 -2051 -2052 2053 -2054 -2055 -2056 -2057 -2058 -2059 2060 -2061 -2062 -2063 -2064 -2065 2066 -2067 2068
-2069 -2070 -2071 -2072 -2073 2074 -2075 -2076 -2077 -2078 -2079 2080 -2081 -2082 -2083 -2084 2085 -2086 2087 -2088 -2089 -2090 -2091 2092
-2093 -2094 -2095 -2096 -2097 -2098 -2099 2100 -2101 2102 -2103 -2104 -2105 2106 -2107 -2108 -2109 -2110 -2111 -2112 -2113 -2114 2115 -2116
-2117 -2118 -2119 2120 2121 -2122 -2123 -2124 -2125 -2126 2127 -2128 -2129 -2130 2131 -2132 -2133 -2134 -2135 -2136 -2137 -2138 2139 -2140
-2141 -2142 2143 -2144 -2145 2146 -2147 -2148 -2149 -2150 -2151 -2152 2153 -2154 2155 -2156 -2157 -2158 -2159 -2160 2161 -2162 -2163 -2164
-2165 -2166 -2167 -2168 2169 2170 -2171 -2172 -2173 2174 -2175 -2176 -2177 -2178 -2179 2180 -2181 -2182 -2183 -2184 2185 -2186 -2187 -2188
-2189 -2190 -2191 2192 -2193 -2194 -2195 -2196 -2197 2198 -2199 2200 -2201 -2202 -2203 -2204 -2205 2206 -2207 -2208 -2209 -2210 2211 -2212
-2213 2214 -2215 -2216 -2217 -2218 -2219 -2220 -2221 2222 -2223 -2224 2225 -2226 -2227 2228 -2229 -2230 -2231 -2232 -2233 -2234 2235 -2236
-2237 -2238 -2239 -2240 -2241 2242 -2243 -2244 2245 -2246 -2247 -2248 2249 -2250 -2251 -2252 2253 -2254 -2255 -2256 -2257 -2258 2259 -2260
-2261 2262 -2263 -2264 -2265 -2266 -2267 -2268 -2269 2270 -2271 2272 -2273 -2274 -2275 -2276 2277 -2278 -2279 -2280 -2281 -2282 -2283 2284
-2285 2286 -2287 -2288 -2289 -2290 -2291 -2292 -2293 -2294 2295 -2296 -2297 2298 -2299 -2300 -2301 -2302 -2303 -2304 2305 -2306 2307 -2308
-2309 -2310 2311 -2312 -2313 -2314 -2315 -2316 2317 -2318 -2319 2320 -2321 -2322 -2323 -2324 2325 -2326 -2327 -2328 -2329 2330 -2331 -2332
-2333 -2334 -2335 -2336 2337 -2338 -2339 -2340 -2341 -2342 -2343 2344 2345 -2346 -2347 -2348 -2349 -2350 2351 -2352 -2353 -2354 -2355 2356
-2357 -2358 -2359 -2360 -2361 -2362 2363 2364 -2365 -2366 -2367 -2368 -2369 2370 -2371 -2372 -2373 -2374 -2375 2376 -2377 -2378 -2379 -2380
-2381 2382 -2383 -2384 -2385 2386 -2387 -2388 2389 -2390 -2391 -2392 -2393 -2394 2395 -2396 -2397 -2398 2399 -2400 -2401 2402 -2403 -2404
2405 -2406 -2407 -2408 -2409 -2410 2411 -2412 -2413 -2414 2415 -2416 2417 -2418 -2419 -2420  0