import ballerina/io;

public function main() returns error? {
    map<int> nvs = {};
    io:println("Enter three variables:");
    foreach var _ in 0...2 {
        string name  = io:readln("\n  name  : ");
        string value = io:readln("  value  : ");
        nvs[name] = check int:fromString(value);
    }

    io:println("\nYour variables are:\n");
    foreach string name in nvs.keys() {
        io:println(`  ${name} = ${nvs[name]}`);
    }
}