hdu2816;
http://acm.hdu.edu.cn/showproblem.php?pid=2816;
題目意思很簡單;并且這個題目應該也是很簡單的,然而我卻打了很久;特麼還失誤了幾大塊;
看來對這方面不熟悉哈;要多鍛煉鍛煉哈;;;
沒什麼說的直接擺代碼吧;;
#include<stdio.h>
#include<stdlib.h>
#include<math.h>
#include<iostream>
#include<queue>
#include<algorithm>
#include<stack>
#include<set>
#include<string.h>
using namespace std;
//容易題;但并沒有快速ac;;
//兩個失誤點;
//1;在打表的時候下标是字母時忘記打''單引号了;
//2;最後轉向的時候首先沒有分奇偶的
char zm[][],ch2[],c[];
void db()
{
zm[][]='A',zm[][]='B';zm[][]='C';
zm[][]='D',zm[][]='E';zm[][]='F';
zm[][]='G',zm[][]='H';zm[][]='I';
zm[][]='J',zm[][]='K';zm[][]='L';
zm[][]='M',zm[][]='N';zm[][]='O';
zm[][]='P',zm[][]='Q';zm[][]='R';zm[][]='S';
zm[][]='T',zm[][]='U';zm[][]='V';
zm[][]='W',zm[][]='X';zm[][]='Y';zm[][]='Z';
}
int main()
{
char ch[],ch3[];
int len,l,i,n1,n2,j;
db();
c['Q']='A';c['W']='B';c['E']='C';c['R']='D';c['T']='E';c['Y']='F';c['U']='G';
c['I']='H';c['O']='I';c['P']='J';c['A']='K';c['S']='L';c['D']='M';c['F']='N';
c['G']='O';c['H']='P';c['J']='Q';c['K']='R';c['L']='S';c['Z']='T';c['X']='U';
c['C']='V';c['V']='W';c['B']='X';c['N']='Y';c['M']='Z';
while(~scanf("%s",ch))
{
len = strlen(ch);
l = ;
for(i = ; i < len; i++)
{
n1=ch[i]-'0';
i++;
n2=ch[i]-'0';
//printf("%d %d\n",n1,n2);
ch2[l]=zm[n1][n2];
l++;
}
//for(i = 0; i < l; i++)
//{
// printf("%c",ch2[i]);
//}
//printf("\n");
for(i = ; i< l ; i++)
{
ch2[i] = c[ch2[i]];
//printf("%c",ch2[i]);
}
//printf("l=%d\n",l);
int ll=;
if(l==)//最後反向的錯了;;;;;;
{
ch3[ll++]=ch2[];
}
else if(l%==)
{
//printf("isdss\n");
for(i =;i < l/;i++)
{
ch3[ll++] = ch2[i];
ch3[ll++] = ch2[l/+i];
}
}
else
{
//printf("isdss\n");
ch3[ll++]=ch2[];
for(i = ; i<= l/;i++)
{
ch3[ll++]=ch2[l/+i];
ch3[ll++]=ch2[i];
}
}
for(i = ll-; i>=;i--)
printf("%c",ch3[i]);
printf("\n");
}
return ;
}