36 lines
763 B
Java
36 lines
763 B
Java
import java.lang.*;
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public class Q3Fibonacci{
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int tour;
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public Q3Fibonacci(){
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tour = -1;
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}
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public int fibonacci(int n) {
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this.tour ++;
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this.espace(n);
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if (n < 0){
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return -1;
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}
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if (n == 0){
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this.espace(0);
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this.tour --;
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return 0;
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}
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if (n == 1){
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this.espace(1);
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this.tour --;
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return 1;
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}
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int resultat = fibonacci(n-2) + fibonacci(n-1);
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this.espace(resultat);
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this.tour --;
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return resultat;
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}
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private void espace(int txt){
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for (int i=0; i<this.tour; i++){
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System.out.print(" ");
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}
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System.out.println(txt);
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}
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} |