32 lines
460 B
C++
32 lines
460 B
C++
#include <fstream>
|
|
#include <iostream>
|
|
|
|
int main()
|
|
{
|
|
int dial = 50;
|
|
int password = 0;
|
|
|
|
std::ifstream file("input.txt");
|
|
std::string line;
|
|
|
|
while (getline(file, line)) {
|
|
int delta = std::stoi(line.substr(1));
|
|
|
|
switch (line[0]) {
|
|
case 'L':
|
|
dial -= delta;
|
|
while (dial < 0) dial += 100;
|
|
break;
|
|
case 'R':
|
|
dial = (dial + delta) % 100;
|
|
break;
|
|
}
|
|
|
|
if (dial == 0) password++;
|
|
}
|
|
|
|
std::cout << password << std::endl;
|
|
|
|
return 0;
|
|
}
|