int Count_Digit ( const int N, const int D ){
int n;
if(N<0)
n=-N;
else n=N;
if(N==0&&D==0)
return 1;
int count=0;
while(n){
if(n%10==D)
count++;
n/=10;
}
return count;
}
int Count_Digit ( const int N, const int D ){
int n;
if(N<0)
n=-N;
else n=N;
if(N==0&&D==0)
return 1;
int count=0;
while(n){
if(n%10==D)
count++;
n/=10;
}
return count;
}