public class Test3 { |
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public static void main(String[] args) { |
int k = fn( 5 ); |
System.out.println(k); |
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} |
public static int fn( int n) { |
int num = 1 ; |
if (n== 1 ){ |
return 1 ; |
} |
else { |
return n*fn(n- 1 ); |
} |
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} |
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} |