#include <iostream>
#include <stdio.h>
using namespace std;

int main(void)
{
  char src[100] = "10 A0 123.456 ABCDEFG";
  int i;
  int x;
  float f;
  char s[100];

  sscanf( src, "%d %x %f %s", &i, &x, &f, &s );
  cout<<src<<" --(sscanf)---> "<<i<<" "<<x<<" "<<f<<" "<<s<<endl;

  char date[20] = "2016-1-21";
  int year, month, day;
  sscanf(date,"%d-%d-%d", &year, &month, &day);
  cout<<date<<" ---(sscanf)--> "<<year<<" "<<month<<" "<<day<<endl;

  char time[20] = "12:45:23";
  int hr,min,sec;
  sscanf(time,"%d:%d:%d", &hr, &min, &sec);
  cout<<time<<" ---(sscanf)--> "<<hr<<" "<<min<<" "<<sec<<endl;

  return 0;
}

==============================-
$ g++ sscanf.C

================================
$ ./a.exe
10 A0 123.456 ABCDEFG --(sscanf)---> 10 160 123.456 ABCDEFG
2016-1-21 ---(sscanf)--> 2016 1 21
12:45:23 ---(sscanf)--> 12 45 23