[题目大意] 给一个不超过20位的数字,如果将它乘以2得到的数仅仅是原来的数字重新排列得到的,那就输出Yes,下一行输出加倍后的数.如果不是,输出No,下一行输出加倍后的数. [思路] 20位过于庞大,超出了long long,所以用数组来做,其中的算法核心有竖式乘法的数组计算法. [tips] 1 判断原数和double原数是否拥有同样数字的方法: 建立一个数组check[0~9],如果原数的第i位是a,则check[a]++:如果double原数的第i位是a,则check[a]--.最后检查…

Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to be another 9-digit number consisting exactly the numbers from 1 to 9, only in a…

Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to be another 9-digit number consisting exactly the numbers from 1 to 9, only in a…

1023 Have Fun with Numbers (20 分)   Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to be another 9-digit number consisting exactl…

1023 Have Fun with Numbers (20)(20 分) Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to be another 9-digit number consisting exac…

1023 Have Fun with Numbers(20 分) Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to be another 9-digit number consisting exactly t…

简单题. #include<cstdio> #include<cstring> #include<cmath> #include<vector> #include<map> #include<queue> #include<stack> #include<algorithm> using namespace std; ][]={ "tret","jan", "f…

没什么好说的,注意字符串的处理,以及当数字是13的倍数时,只需高位叫法的单词.比如26,是“hel”,而不是“hel tret”. 代码: #include <iostream> #include <cstdio> #include <algorithm> #include <map> #include <string> #include <string.h> using namespace std; ][]={"tret&…

题意: 输入一个正整数N(<100),接着输入N组数据每组包括一行字符串,将其翻译为另一个星球的数字. AAAAAccepted code: #define HAVE_STRUCT_TIMESPEC #include<bits/stdc++.h> using namespace std; ][]={","tam","hel","maa","huh","tou","kes…

简单的大数问题,long long并不能容纳21位数字,这是刚开始没有注意到的 #include<iostream> #include<stdlib.h> #include<stdio.h> #include<string> #include<cstring> #include<vector> using namespace std; using std::vector; char s[21]; int mem[10]={0}; in…

Source: PAT A1023 Have Fun with Numbers (20 分) Description: Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to be another 9-digit…

PAT中关于大数的有B1017,A1023,A1024 (A-Advance,B-Basic) B1017 1017. A除以B (20) 本题要求计算A/B,其中A是不超过1000位的正整数,B是1位正整数.你需要输出商数Q和余数R,使得A = B * Q + R成立. 输入格式: 输入在1行中依次给出A和B,中间以1空格分隔. 输出格式: 在1行中依次输出Q和R,中间以1空格分隔. 输入样例: 123456789050987654321 7 输出样例: 1763668415014109347…

专题一  字符串处理 A1001 Format(20) #include<cstdio> int main () { ]; int a,b,sum; scanf ("%d %d",&a,&b); sum=a+b; ) { printf ("-"); sum=-sum; } ; ) { s[top++]=; } ) { s[top++]=sum%; sum/=; } ;i>=;i--) { printf ("%d"…

PAT (Advanced Level) Practice 1023 Have Fun with Numbers (20 分) 凌宸1642 题目描述: Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to be…

For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new number can be obtained by taking the second number from the first one. Repeat in…

1120 Friend Numbers (20 分)   Two integers are called "friend numbers" if they share the same sum of their digits, and the sum is their "friend ID". For example, 123 and 51 are friend numbers since 1+2+3 = 5+1 = 6, and 6 is their friend…

1069 The Black Hole of Numbers (20 分)   For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new number can be obtained by taking the seco…

Two integers are called "friend numbers" if they share the same sum of their digits, and the sum is their "friend ID". For example, 123 and 51 are friend numbers since 1+2+3 = 5+1 = 6, and 6 is their friend ID. Given some numbers, you…

1023 Have Fun with Numbers(20 分) Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to be another 9-digit number consisting exactly t…

1120. Friend Numbers (20) 时间限制 400 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue Two integers are called "friend numbers" if they share the same sum of their digits, and the sum is their "friend ID". For example, 123 and 5…

1100 Mars Numbers (20 分) People on Mars count their numbers with base 13: Zero on Earth is called "tret" on Mars. The numbers 1 to 12 on Earch is called "jan, feb, mar, apr, may, jun, jly, aug, sep, oct, nov, dec" on Mars, respectively…

https://pintia.cn/problem-sets/994805342720868352/problems/994805478658260992 Notice that the number 123456789 is a 9-digit number consisting exactly the numbers from 1 to 9, with no duplication. Double it we will obtain 246913578, which happens to b…

1120 Friend Numbers (20 分) Two integers are called "friend numbers" if they share the same sum of their digits, and the sum is their "friend ID". For example, 123 and 51 are friend numbers since 1+2+3 = 5+1 = 6, and 6 is their friend I…

1069 The Black Hole of Numbers(20 分) For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new number can be obtained by taking the second…

本文同步发布在CSDN:https://blog.csdn.net/weixin_44385565/article/details/90678474 1100 Mars Numbers (20 分)   People on Mars count their numbers with base 13: Zero on Earth is called "tret" on Mars. The numbers 1 to 12 on Earth is called "jan, feb,…

People on Mars count their numbers with base 13: Zero on Earth is called "tret" on Mars. The numbers 1 to 12 on Earch is called "jan, feb, mar, apr, may, jun, jly, aug, sep, oct, nov, dec" on Mars, respectively. For the next higher dig…

题目信息 1069. The Black Hole of Numbers (20) 时间限制100 ms 内存限制65536 kB 代码长度限制16000 B For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new n…

1100 Mars Numbers(20 分) People on Mars count their numbers with base 13: Zero on Earth is called "tret" on Mars. The numbers 1 to 12 on Earch is called "jan, feb, mar, apr, may, jun, jly, aug, sep, oct, nov, dec" on Mars, respectively.…

1069 The Black Hole of Numbers(20 分) For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decreasing order, a new number can be obtained by taking the second…

1120 Friend Numbers(20 分) Two integers are called "friend numbers" if they share the same sum of their digits, and the sum is their "friend ID". For example, 123 and 51 are friend numbers since 1+2+3 = 5+1 = 6, and 6 is their friend ID…