#include <iostream>
//#include <fstream>
#include <sstream>
#include <string>
#include <vector>
int main()
{
std::string line;
int sum = 0;
//std::ifstream inFile("a.txt");
std::istream &inFile = std::cin;
while (std::getline(inFile, line))
{
std::istringstream iss(line);
std::vector<std::string> tokens;
std::string token;
while (std::getline(iss, token, '|')) {
tokens.push_back(token);
}
// use tokens as needed...
token = tokens.back();
sum += std::stoi(token);
}
std::cout << sum << std::endl;
}
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