POJ - 1245 Programmer, Rank Thyself Time Limit: 1000MS Memory Limit: 10000KB 64bit IO Format: %I64d & %I64u [Submit] [Go Back] [Status] Description Implement a ranking program similar to the one used for this programming contest. Input The input …
1245. Pictures Time limit: 1.0 secondMemory limit: 64 MB Artist Ivanov (not the famous Ivanov who painted "Christ's apparition to people", but one of the many namesakes) once managed to rent inexpensively an excellent studio. Alas, as he soon di…
http://lightoj.com/volume_showproblem.php?problem=1245 G - Harmonic Number (II) Time Limit:3000MS Memory Limit:32768KB 64bit IO Format:%lld & %llu Submit Status Practice LightOJ 1245 Description I was trying to solve problem '1234 - Harmonic…
1245 - Harmonic Number (II) PDF (English) Statistics Forum Time Limit: 3 second(s) Memory Limit: 32 MB I was trying to solve problem '1234 - Harmonic Number', I wrote the following code long long H( int n ) { long long res = 0; for( int i =…
报错信息 java.lang.ClassCastException: xut.bookshop.entity.User_$$_javassist_3 cannot be cast to javassist.util.proxy.Proxy org.hibernate.proxy.pojo.javassist.JavassistLazyInitializer.getProxy(JavassistLazyInitializer.java:147) org.hibernate.proxy.pojo.j…
Harmonic Number In mathematics, the nth harmonic number is the sum of the reciprocals of the first n natural numbers: In this problem, you are given n, you have to find Hn. Input Input starts with an integer T (≤ 10000), denoting the number of test c…
题目大意:对下列代码进行优化 long long H( int n ) { long long res = 0; for( int i = 1; i <= n; i++ ) res = res + n / i; return res;} 题目思路:为了避免超时,要想办法进行优化 以9为例: 9/1 = 9 9/2 = 4 9/3 = 3 9/4 = 2 9/5 = 1 9/6 = 1 9/7 = 1 9/8 = 1 9/9 = 1 拿1来看,同为1的区间长度为:9…
http://acm.hust.edu.cn/vjudge/contest/view.action?cid=98634#problem/B(acm14) Description I was trying to solve problem '1234 - Harmonic Number', I wrote the following code long long H( int n ) { long long res = 0; for( int i = 1; i <= n; i++ ) …