New answers tagged c
0
Your code probably fails because of your use of scanf(...) == 3, or because of your use of getchar().
Consider this alternative instead:
#include <iostream>
int main() {
int num_tests;
std::cin >> num_tests;
for (int k = 0; k < num_tests; ++k) {
int n;
std::cin >> n;
std::cout << n << "\n";
...
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