22 lines
400 B
C++
22 lines
400 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int a[11] = {0};
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int main() {
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int n, x;
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cin >> n >> x;
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for (int i = 0; i <= n; ++i) {
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cin >> a[i];
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}
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int sum = 0;
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for (int i = n; i >= 1; i--) {
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sum += a[i] * pow(x, i);
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cout << a[i] << " " << (int) pow(x, i) << endl;
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}
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sum += a[0];
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cout << sum << endl;
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return 0;
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}
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