Submission #686659

#	Time	Username	Problem	Language	Result	Execution time	Memory
686659		mdub	Mobitel (COCI14_mobitel)	C++14	50 / 50	1 ms	340 KiB

mobitel

#include <bits/stdc++.h>

using namespace std;

int main () {
	vector<string> touches = {"", "", "abc", "def", "ghi", "jkl", "mno", "pqrs", "tuv", "wxyz"};
	map<char, string> letters;
	for (int k = 1; k <= 9; k++) {
		int num; cin >> num;
		for (int i = 1; i <= touches[num].size(); i++) {
			letters[touches[num][i-1]] = "";
			for (int j = 0; j < i; j++) letters[touches[num][i-1]] += char(int('0') + k);
		}
	}
	int last = '0';
	string message; cin >> message;
	for (auto c: message) {
		if (letters[c][0] == last) cout << "#";
		cout << letters[c];
		last = letters[c][0];
	}
	cout << '\n';
}

Compilation message (stderr)

mobitel.cpp: In function 'int main()':
mobitel.cpp:10:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |   for (int i = 1; i <= touches[num].size(); i++) {
      |                   ~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 50 / 50