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//Aamrun , 11th July, 2022
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#include <iostream>
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using namespace std;
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int F(int n,int x,int y) {
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if (n == 0) {
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return x + y;
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}
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else if (y == 0) {
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return x;
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}
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return F(n - 1, F(n, x, y - 1), F(n, x, y - 1) + y);
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}
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int main() {
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cout << "F(1,3,3) = "<<F(1,3,3)<<endl;
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return 0;
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}
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