まぁ一応60問目 #include <iostream> using namespace std; int main() { string A, B; int res = 0; cin >> A >> B; for (int i = 0; i < A.length(); i++) { int temp = A[i] - '0'; for (int j = 0; j < B.length(); j++) res += temp * (B[j] - '0'); } cout << re</iostream>…