摸索C語言 前身 : 摸索C語言 http://mypaper.pchome.com.tw/iustlovefish 現在即將就讀中興大學資訊科學與工程學系 XD

79愛的鼓勵 1訂閱站台

順便做了兩個轉換的涵式

/*****************************************************/

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
char x[20];
void Romanin(int m)
{
  int a,X=0;
   for(a=0;a<m;a++)
    {
     if(x[a]=='I')
       X+=1;
     if(x[a]=='V')
      {
       X+=5;
       if(a!=0&&x[a-1]=='I')
        X-=2;
      }
      if(x[a]=='X')
      {
       X+=10;
       if(a!=0&&x[a-1]=='I')
         X-=2;
       if(a!=0&&x[a-1]=='V')
         X-=10;
      }
      if(x[a]=='L')
      {
        X+=50;
       if(a!=0&&x[a-1]=='I')
        X-=2;
       if(a!=0&&x[a-1]=='V')
        X-=10;
       if(a!=0&&x[a-1]=='X')
        X-=20;
      }
      if(x[a]=='C')
      {
       X+=100;
       if(a!=0&&x[a-1]=='I')
         X-=2;
       if(a!=0&&x[a-1]=='V')
         X-=10;
       if(a!=0&&x[a-1]=='X')
         X-=20;
       if(a!=0&&x[a-1]=='L')
         X-=100;
       }
      if(x[a]=='D')
      {
       X+=500;
       if(a!=0&&x[a-1]=='I')
        X-=2;
       if(a!=0&&x[a-1]=='V')
        X-=10;
       if(a!=0&&x[a-1]=='X')
        X-=20;
       if(a!=0&&x[a-1]=='L')
        X-=100;
       if(a!=0&&x[a-1]=='C')
        X-=200;
      }
     if(x[a]=='M')
     {
      X+=1000;
      if(a!=0&&x[a-1]=='I')
        X-=2;
      if(a!=0&&x[a-1]=='V')
         X-=10;
      if(a!=0&&x[a-1]=='X')
        X-=20;
      if(a!=0&&x[a-1]=='L')
        X-=100;
      if(a!=0&&x[a-1]=='C')
        X-=200;
      if(a!=0&&x[a-1]=='D')
        X-=1000;
     }
    }
   printf("%d\n",X);
}
void Romanout(int X)
{
   if(X/1000>0)
      {
       if(X/1000==4)
        printf("MMMM");
       if(X/1000==3)
        printf("MMM");
       if(X/1000==2)
        printf("MM");
       if(X/1000==1)
       printf("M");  
       X=X-X/1000*1000;
      }
     if(X/100>0)
      {
       if(X/100==9)
        printf("CM");
       if(X/100==8)
        printf("DCCC");
       if(X/100==7)
        printf("DCC");
       if(X/100==6)
       printf("DC");
       if(X/100==5)
        printf("D");
       if(X/100==4)
        printf("CD");
       if(X/100==3)
        printf("CCC");
       if(X/100==2)
        printf("CC");
       if(X/100==1)
       printf("C");  
       X=X-X/100*100;
      }
     if(X/10>0)
      {
       if(X/10==9)
        printf("XC");
       if(X/10==8)
        printf("LXXX");
       if(X/10==7)
        printf("LXX");
       if(X/10==6)
       printf("LX");
       if(X/10==5)
        printf("L");
       if(X/10==4)
        printf("XL");
       if(X/10==3)
        printf("XXX");
       if(X/10==2)
        printf("XX");
       if(X/10==1)
       printf("X");  
       X=X-X/10*10;
      }
     if(X>0)
      {
       if(X==9)
        printf("IX");
       if(X==8)
        printf("VIII");
       if(X==7)
        printf("VII");
       if(X==6)
       printf("VI");
       if(X==5)
        printf("V");
       if(X==4)
        printf("IV");
       if(X==3)
        printf("III");
       if(X==2)
        printf("II");
       if(X==1)
       printf("I");  
      } 
     printf("\n");
}
main()
{
 int n,m,a,num;
 while(scanf("%d",&n)==1)
     for(a=0;a<n;a++)
        {
           scanf("%d",&m);
           if(m==1)
              {scanf("%s",x);Romanin(strlen(x));}
           else
              {scanf("%d",&num);Romanout(num);}  
        }
 return 0;
}