#include <bits/stdc++.h>
using namespace std;
int main() {
  int n, m, c;
  cin >> n >> m >> c;
  vector<int> A(n), B(m);
  for (auto &a : A) cin >> a;
  for (auto &b : B) cin >> b;
  int i = 0, x = 0;
  for (int i = 0; i < n; ++i) {
    if (i < m) x = (x + B[i]) % c;
    if (i > n - m) x = (x - B[i - n + m - 1] + c) % c;
    A[i] = (A[i] + x) % c;
  }
  for (auto a : A) cout << a << ' ';
  return 0;
}
