Digital Roots Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 79339    Accepted Submission(s): 24800 Problem Description The digital root of a positive integer is found by summing the digits of…

传送门:http://acm.hdu.edu.cn/showproblem.php?pid=1013 Digital Roots Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 90108    Accepted Submission(s): 28027 Problem Description The digital root of a…

#include <stdio.h> int main(void) { int m,i;char n[10000]; while(scanf("%s",&n)==1&&n[0]!='0') { for(m=i=0;n[i];i++) { m+=n[i]-'0'; } printf("%d\n",m%9==0?9:m%9); } return 0; }…

Digital Roots Problem Description The digital root of a positive integer is found by summing the digits of the integer. If the resulting value is a single digit then that digit is the digital root. If the resulting value contains two or more digits,…

Digital Roots Problem Description The digital root of a positive integer is found by summing the digits of the integer. If the resulting value is a single digit then that digit is the digital root. If the resulting value contains two or more digits,…

wa了两遍: (1)没有弄清楚输入数据的范围,实际上是字符串输入,数字很大. (2)此题太水,没有标数据范围. #include<iostream> #include<cstdio> #include<algorithm> #include<string> #include<cstring> #define ll long long using namespace std; #define maxn 1000000000 char s[maxn]…

过山车 Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 20780    Accepted Submission(s): 9039 Problem Description RPG girls今天和大家一起去游乐场玩,终于可以坐上梦寐以求的过山车了.可是,过山车的每一排只有两个座位,而且还有条不成文的规矩,就是每个女生必须找个个男生做pa…

Digital Roots Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 79180    Accepted Submission(s): 24760 Problem Description The digital root of a positive integer is found by summing the digits of…

Problem Description The digital root of a positive integer is found by summing the digits of the integer. If the resulting value is a single digit then that digit is the digital root. If the resulting value contains two or more digits, those digits a…

HDU 1000 A + B Problem  I/O HDU 1001 Sum Problem  数学 HDU 1002 A + B Problem II  高精度加法 HDU 1003 Maxsum  贪心 HDU 1004 Let the Balloon Rise  字典树,map HDU 1005 Number Sequence  求数列循环节 HDU 1007 Quoit Design  最近点对 HDU 1008 Elevator  模拟 HDU 1010 Tempter of th…