28 lines
464 B
Java
28 lines
464 B
Java
public class Pas{
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public static void main(String[] args){
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//usage
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pas(20);
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}
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public static void pas(int rows){
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for(int i = 0; i < rows; i++){
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for(int j = 0; j <= i; j++){
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System.out.print(ncr(i, j) + " ");
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}
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System.out.println();
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}
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}
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public static long ncr(int n, int r){
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return fact(n) / (fact(r) * fact(n - r));
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}
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public static long fact(int n){
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long ans = 1;
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for(int i = 2; i <= n; i++){
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ans *= i;
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}
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return ans;
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}
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}
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