#include <fstream>
#include <functional>
#include <iostream>
#include <list>
#include <map>
#include <memory>
#include <set>
#include <sstream>
#include <string>
#include <vector>
using namespace std;

int main(int argc, char const *argv[]) {
  //
  cout << "============== Rockchip gpio computer ==============" << endl;

  while (true) {
    int gpiopinNum = 0;
    int pingroup = 0;
    char pinsubgroup = 0;
    int pinoff = 0;
    printf("Please input gpio pin name: GPIO");
    fflush(stdout);
    scanf("%d-%c%d", &pingroup, &pinsubgroup, &pinoff);
    gpiopinNum = pingroup * 32 + (pinsubgroup - 'A') * 8 + pinoff;
    printf("GPIO%d-%c%d -> GPIO%d\n", pingroup, pinsubgroup, pinoff, gpiopinNum);
  }

  return 0;
}