Untitled
unknown
c_cpp
a month ago
258 B
1
Indexable
Never
using namespace std; #include <iostream> int main() { int n; int k; cin >> n >> k; for (int i = 0; i < k;) { if (n % 10 == 0) { n = n / 10; i++; } if (n % 10 > 0 and i < k) { n = n - 1; i++; } } cout << n; }