<\/p>\n
\u8fd9\u6b21\u8fd8\u662f\u6211\u8ddfAC\u8ddfJZP\u3002\u3002\u3002\u8fde\u7eed\u4e24\u6b21#1\u4e86\uff01\uff01\uff01\uff01<\/p>\n
1001:<\/p>\n
\u5982\u679c\u6211\u4eec\u6709\u4e2a\u4e00\u4e2a\u6570\u636e\u7ed3\u6784\uff0c\u80fd\u8fc7\u652f\u6301\u4e24\u4e2a\u64cd\u4f5c\uff1a<\/p>\n
1\u3002\u8fd4\u56de\u67d0\u7ed9\u5b9a\u77e9\u5f62\u4e2d\u7684\u70b9<\/p>\n
2\u3002\u5220\u9664\u67d0\u4e2a\u70b9\u3002<\/p>\n
\u90a3\u4e48\u5bf9\u4e8e\u6bcf\u4e2a\u64cd\u4f5c\uff0c\u6211\u4eec\u53ea\u8981\u7ef4\u62a4\u4e00\u4e2a\u961f\u5217\u3002<\/p>\n
\u6bcf\u6b21\u627e\u51fa\u961f\u5217\u4e2d\u7684\u7b2c\u4e00\u4e2a\u70b9\uff0c\u7136\u540e\u628a\u5b83\u80fd\u5f71\u54cd\u7684\u70b9\u5168\u90e8\u5220\u9664\u5e76\u4e14\u52a0\u5165\u961f\u5217\u3002<\/p>\n
\u7c7b\u4f3cbfs\u7684\u641e\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n
\u8fd9\u4e2a\u6570\u636e\u7ed3\u6784\u6211\u76f4\u63a5\u4f7f\u7528\u4e86\u7ebf\u6bb5\u6811\u5957\u7ebf\u6bb5\u6811(\u5148\u79bb\u6563\u5316)\uff0c\u52c9\u5f3a\u5361\u8fc7\u4e86\u3002<\/p>\n
1002:<\/p>\n
\u8ba9\u6211\u4eec\u53ea\u8003\u8651\u4e0a\u5348\u7684\u60c5\u51b5(\u4e0b\u5348\u4e00\u6837)\u3002<\/p>\n
\u5bf9\u6bcf\u4e2a\u67f1\u5b50i\u5206\u522b\u8003\u8651\uff0c\u5bb9\u6613\u53d1\u73b0\u5728\u7279\u5b9a\u89d2\u5ea6\u533a\u95f4\u906e\u6321\u5b83\u7684\u662f\u7279\u5b9a\u67f1\u5b50\u3002<\/p>\n
\u8fd9\u4e2a\u53ef\u4ee5\u901a\u8fc7\u4e00\u6b21\u626b\u63cf\u5b9e\u73b0\uff0c\u65b9\u6cd5\u7c7b\u4f3c\u4e8e\u51f8\u5305\uff0c\u753b\u4e2a\u56fe\u8111\u8865\u4e00\u4e0b\u5c31\u884c\u4e86\u3002<\/p>\n
\u7136\u540e\u5bf9\u4e8e\u7279\u5b9a\u7684\u533a\u95f4\uff0c\u53ef\u4ee5\u53d1\u73b0\u906e\u6321\u7684\u957f\u5ea6\u662fa+b*cot(t)\u7684\u4e09\u89d2\u51fd\u6570\uff0c<\/p>\n
\u6839\u636e\u5b83\u8ddf0\u548cH[i]\u7684\u5927\u5c0f\u5173\u7cfb\u5206\u4e00\u4e0b\u6bb5\u7136\u540e\u5206\u522b\u79ef\u5206\u7b97\u7b54\u6848\u3002<\/p>\n
(a+b*cot(t))*sin(t) = a*sin(t)+b*cos(t)\u3002\u3002\u3002\u8fd9\u4e2a\u79ef\u5206\u662f\u6bd4\u8f83\u597d\u7b97\u7684\u3002\u3002\u3002<\/p>\n
\u7531\u4e8e\u7ec6\u8282\u5f88\u591a\u6211\u8ddfJZP\u5199\u4e86\u5f88\u4e45\u90fd\u6ca1\u8c03\u51fa\u6765\u3002\u3002\u3002<\/p>\n
1003:<\/p>\n
\u5c31\u4e00\u5751\u7239\u9898\u5427\u3002\u3002\u3002\u76f4\u63a5\u7206\u641c\uff0c\u8003\u8651\u4e00\u4e2a\u5ea6\u6570\u526a\u679d\u3002<\/p>\n
\u4ee4\u6bcf\u4e2a\u672a\u7ecf\u8fc7\u70b9\u7684\u5ea6\u6570\u4e3a\u4e0e\u4ed6\u76f8\u90bb\u7684\u672a\u7ecf\u8fc7\u70b9\u6570\u3002<\/p>\n
\u663e\u7136\u9664\u4e86\u6700\u540e\u4e00\u4e2a\u7ec8\u70b9\uff0c\u5f97\u81f3\u5c11\u67092\u5ea6\u624d\u80fd\u7ec4\u6210\u8def\u5f84\u3002<\/p>\n
\u4e5f\u5c31\u662f\u8bf4\u4e0d\u80fd\u67090\u5ea6\u70b9\uff0c1\u5ea6\u70b9\u6700\u591a\u4e00\u4e2a\u3002<\/p>\n
\u8fd9\u6837\u526a\u4e00\u4e0b\u5c31\u80fd\u8fc7\u4e86\u3002<\/p>\n
1004\uff1a<\/p>\n
\u7eb1\u5e03\u9898\uff0c\u4e0d\u7528\u8bb2\u5427\u3002\u3002\u3002<\/p>\n
1005\uff1a<\/p>\n
\u8bf4\u767d\u4e86\u5c31\u662f\u6c42\u4e00\u4e2a\u5706\u8ddf\u4e00\u4e2a\u591a\u8fb9\u5f62\u7684\u5e76\u3002<\/p>\n
\u6211\u4eec\u628a\u591a\u8fb9\u5f62\u4e09\u89d2\u5256\u5206\uff0c\u5c31\u80fd\u8f6c\u5316\u6210\u5706\u8ddf\u5f88\u591a\u4e2a\u4e09\u89d2\u5f62\u7684\u5e76(\u6839\u636e\u65b9\u5411\u662f\u6709\u6b63\u8d1f\u4e4b\u5206\u7684)\u3002<\/p>\n
\u4e3a\u4e86\u65b9\u4fbf\u6211\u4eec\u53ef\u4ee5\u4ee5\u5706\u5fc3\u4e3a\u5750\u6807\u539f\u70b9\u3002<\/p>\n
\u8fd9\u6837\u4e09\u89d2\u5f62\u7684\u4e00\u4e2a\u70b9\u5c31\u5fc5\u7136\u662f\u5706\u5fc3\uff0c\u6c42\u5706\u8ddf\u4e09\u89d2\u5f62\u7684\u5e76\u5c31\u65b9\u4fbf\u591a\u4e86\u3002<\/p>\n
1006:<\/p>\n
\u633a\u7b80\u5355\u7684dp\u5462\u3002\u3002\u4ee4dp[i]\u8868\u793a\u4ecei\u70b9\u5230\u7ec8\u70b9\u7684\u671f\u671b\u65f6\u95f4\u3002\u3002\u3002\u7136\u540edp[i]\u7684\u8bdd\u5982\u679c\u6709flight\u5c31\u505aflight\u505a\u5230\u4e0d\u80fd\u505a\uff0c\u5426\u5219\u5c31\u6295\u4e2a\u9ab0\u5b50\u3002<\/p>\n
1007:<\/p>\n
\u6bd4\u8f83\u7b80\u5355\u7684\u8d39\u7528\u6d41\u95ee\u9898\u3002\u3002\u3002<\/p>\n
\u5bf9day\u548c\u79d1\u76ee\u5206\u522b\u5efa\u70b9\u3002\u3002<\/p>\n
\u7136\u540e\u4ece\u5929\u5411\u79d1\u76ee\u8fde\u8fb9\u3002\u3002\u3002<\/p>\n
\u6ce8\u610f\u5230\u867d\u7136\u6709\u7684\u8fb9\u8d39\u7528\u662f\u4e00\u4e2a\u4e8c\u6b21\u51fd\u6570\uff0c\u4f46\u662f\u7531\u4e8e\u8fd9\u4e2a\u51fd\u6570\u7684f[1],f[2],f[3]\u4e2d\uff0cf[1]-f[0],f[2]-f[1],f[3]-f[1]\u662f\u5355\u8c03\u7684\u3002\u3002\u3002\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u628a\u5b83\u62c6\u6210\u591a\u6761\u8fb9\u4f7f\u7528\u8d39\u7528\u6d41\u7b97\u6cd5\u3002<\/p>\n
1008:<\/p>\n
\u6211\u4eec\u53ef\u4ee5\u53d1\u73b0\u4e00\u5f00\u59cb\u662f1..n\u3002\u8fd9\u4e2a\u6761\u4ef6\u5f88\u91cd\u8981\uff0c\u56e0\u4e3as[i]!=i\u7684i\u6700\u591a\u53ea\u6709\u4f1aO(m)\u4e2a\u3002<\/p>\n
\u90a3\u6837\u7684\u8bdd\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5bb9\u65a5\u539f\u7406\u8ba1\u7b97\u51fal..r\u8fd9\u51e0\u4e2a\u6570\u8ddfp\u4e92\u8d28\u7684\u6570\u7684\u548c\u3002<\/p>\n
\u7136\u540e\u5904\u7406\u4e00\u4e0b\u90a3\u4e9bs[i]!=i\u7684\u4f4d\u7f6e\u3002<\/p>\n
\u5f88\u591a\u540c\u5b66\u95ee\u5982\u4f55\u7b97l..r\u8fd9\u51e0\u4e2a\u6570\u4e2d\u8ddfp\u4e92\u8d28\u7684\u6570\u7684\u548c.<\/p>\n
\u9996\u5148\u4e0d\u59a8\u4ee4p\u7684\u8d28\u56e0\u5b50\u662fp1,p2,p3..,pn..<\/p>\n
\u540c\u65f6\u4ee4rec(r,i)\u8868\u793a1\u5230r\u4e2d\u8ddfpi,…,pn\u4e92\u8d28\u7684\u6570\u7684\u548c.<\/p>\n
\u90a3\u4e48\u6211\u4eec\u53ef\u4ee5\u53d1\u73b0rec(r,i)=rec(r,i+1)-rec(r\/pi,i+1)*pi<\/p>\n
\u56e0\u4e3a1<\/span>\u5230r\u4e2d\u8ddfpi,…,pn\u4e92\u8d28\u7684\u6570\u7684\u548c=<\/span><\/p>\n 1\u5230r\u4e2d\u8ddfpi+1,..,pn\u4e92\u8d28\u7684\u6570\u7684\u548c<\/span><\/p>\n -1\u5230r\u4e2d\u8ddfpi+1,…,pn\u4e92\u8d28\u7684\u6570,\u540c\u65f6\u662fpi\u7684\u500d\u6570\u7684\u7684\u6570\u7684\u548c.<\/p>\n \u90a3\u4e48rec(r,0)-rec(l-1,0)\u5c31\u662f\u7b54\u6848\u4e86.<\/p>\n 1009:<\/p>\n \u53ef\u4ee5\u8bf4\u662f\u8001\u539f\u8001\u539f\u7684\u9898\u4e86\u5427\u3002\u3002\u3002\u3002<\/p>\n \u5c31\u4e0d\u8bf4\u4e86\u3002\u3002\u3002<\/p>\n SPOJ MSTS<\/p>\n \u5176\u5b83\u9898\u76ee\u6211\u4e0d\u6e05\u695a\u3002\u3002\u3002\u7b49\u4e0b\u518d\u8865\u3002\u3002\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u8fd9\u6b21\u8fd8\u662f\u6211\u8ddfAC\u8ddfJZP\u3002\u3002\u3002\u8fde\u7eed\u4e24\u6b21#1\u4e86\uff01\uff01\uff01\uff01 1001: \u5982\u679c\u6211\u4eec\u6709\u4e2a\u4e00\u4e2a\u6570\u636e\u7ed3\u6784\uff0c\u80fd\u8fc7\u652f\u6301\u4e24\u4e2a\u64cd\u4f5c\uff1a 1\u3002\u8fd4\u56de\u67d0\u7ed9\u5b9a\u77e9\u5f62\u4e2d\u7684\u70b9 2\u3002\u5220\u9664\u67d0\u4e2a\u70b9\u3002 \u90a3\u4e48\u5bf9\u4e8e\u6bcf\u4e2a\u64cd\u4f5c\uff0c\u6211\u4eec\u53ea\u8981\u7ef4\u62a4\u4e00\u4e2a\u961f\u5217\u3002 \u6bcf\u6b21\u627e\u51fa\u961f\u5217\u4e2d\u7684\u7b2c\u4e00\u4e2a\u70b9\uff0c\u7136\u540e\u628a\u5b83\u80fd\u5f71\u54cd\u7684\u70b9\u5168\u90e8\u5220\u9664\u5e76\u4e14\u52a0\u5165\u961f\u5217\u3002 \u7c7b\u4f3cbfs\u7684\u641e\u5c31\u53ef\u4ee5\u4e86\u3002 \u8fd9\u4e2a\u6570\u636e\u7ed3\u6784\u6211\u76f4\u63a5\u4f7f\u7528\u4e86\u7ebf\u6bb5\u6811\u5957\u7ebf\u6bb5\u6811(\u5148\u79bb\u6563\u5316)\uff0c\u52c9\u5f3a\u5361\u8fc7\u4e86\u3002 1002: \u8ba9\u6211\u4eec\u53ea\u8003\u8651\u4e0a\u5348\u7684\u60c5\u51b5(\u4e0b\u5348\u4e00\u6837)\u3002 \u5bf9\u6bcf\u4e2a\u67f1\u5b50i\u5206\u522b\u8003\u8651\uff0c\u5bb9\u6613\u53d1\u73b0\u5728\u7279\u5b9a\u89d2\u5ea6\u533a\u95f4\u906e\u6321\u5b83\u7684\u662f\u7279\u5b9a\u67f1\u5b50\u3002 \u8fd9\u4e2a\u53ef\u4ee5\u901a\u8fc7\u4e00\u6b21\u626b\u63cf\u5b9e\u73b0\uff0c\u65b9\u6cd5\u7c7b\u4f3c\u4e8e\u51f8\u5305\uff0c\u753b\u4e2a\u56fe\u8111\u8865\u4e00\u4e0b\u5c31\u884c\u4e86\u3002 \u7136\u540e\u5bf9\u4e8e\u7279\u5b9a\u7684\u533a\u95f4\uff0c\u53ef\u4ee5\u53d1\u73b0\u906e\u6321\u7684\u957f\u5ea6\u662fa+b*cot(t)\u7684\u4e09\u89d2\u51fd\u6570\uff0c \u6839\u636e\u5b83\u8ddf0\u548cH[i]\u7684\u5927\u5c0f\u5173\u7cfb\u5206\u4e00\u4e0b\u6bb5\u7136\u540e\u5206\u522b\u79ef\u5206\u7b97\u7b54\u6848\u3002 (a+b*cot(t))*sin(t) = a*sin(t)+b*cos(t)\u3002\u3002\u3002\u8fd9\u4e2a\u79ef\u5206\u662f\u6bd4\u8f83\u597d\u7b97\u7684\u3002\u3002\u3002 \u7531\u4e8e\u7ec6\u8282\u5f88\u591a\u6211\u8ddfJZP\u5199\u4e86\u5f88\u4e45\u90fd\u6ca1\u8c03\u51fa\u6765\u3002\u3002\u3002 1003: \u5c31\u4e00\u5751\u7239\u9898\u5427\u3002\u3002\u3002\u76f4\u63a5\u7206\u641c\uff0c\u8003\u8651\u4e00\u4e2a\u5ea6\u6570\u526a\u679d\u3002 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