UVA 11541 - Decoding

#include
#include
#include
#include
#include
#include
#include
#include
#include
#include 
#include 
#include
using namespace std;
#define ll long long
#define sc scanf
#define pf printf
#define Pi 2*acos(0.0)
int main()
{
    int t,no=0;
    char s[1000],c;
    sc("%d",&t);
    getchar();
    while(t--)
    {
      gets(s);
      int l=strlen(s);
      pf("Case %d: ",++no);
      for(int i=0;i='A'&&s[i]<='Z')
                 c=s[i];
                else if(s[i]>='0'&&s[i]<='9')
                {
                    p+=s[i]-'0';
                    i++;
                    while(s[i]>='0'&&s[i]<='9')
                    {
                        p=p*10+s[i]-'0';
                        i++;
                    }
                    i--;
                    for(int j=0;j