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  1. #include<stdio.h>
  2. #include<string.h>
  3. int main()
  4. { //clrscr();
  5.   char str[1000001],c[95],p[95];
  6.   int len,n,i,start=0,end=0,decimal=0,flag=0,flag1=0,test;
  7.   scanf("%d",&test);
  8.   while(test--){
  9.   scanf("%d",&n);
  10.   for(i=0;i<n;i++)
  11.   {
  12.    scanf("%s %s",&c[i],&p[i]);
  13.   }
  14.   c[i]='\0';
  15.   p[i]='\0';
  16.   //printf("%s\n",c);
  17.   //printf("\n%s",p);
  18.   //printf("\nenter the string \n");
  19.   scanf("%s",&str);
  20.  
  21.   len=strlen(str);
  22.   int j=0;
  23.   while(j<len)
  24.   {
  25.       for(i=0;c[i]!='\0';i++)
  26. 	 if((str[j])==(c[i]))
  27. 	    {str[j]=p[i];break;}
  28.   j++;
  29.   }
  30.   for(i=0,j=len-1;i<len;i++,j--)
  31.   {
  32.     if(str[i]!='0'&&flag==0){
  33.       start=i;
  34.       flag=1;
  35.       }
  36.     if(str[j]!='0'&&flag1==0)
  37.     {
  38.       end=j;
  39.       flag1=1;
  40.     }
  41.     if(str[i]=='.')
  42.       decimal=i;
  43.   }
  44.   //printf("%d %d %d\n",start,end,decimal);
  45.   if(end==start&&start==decimal)
  46.     printf("0");
  47.   if(start<end||start==end)
  48.    {
  49.    if(end==decimal)
  50.    end=end-1;
  51.    for(i=start;i<=end;i++)
  52.    printf("%c",str[i]);
  53.    }
  54.    printf("\n");
  55.    start=end=decimal=flag=flag1=0;
  56.    }//close
  57.    return 0;
  58.   //getch();
  59. }
Success #stdin #stdout 0s 3152KB
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https://ideone.com/MVGSk0
language:
C (gcc 8.3)
created:
9 years ago
visibility:
secret

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