39 lines
789 B
C
39 lines
789 B
C
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/* Triangle des étoiles */
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#include <stdio.h>
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#include <stdlib.h>
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void print_triangle(int);
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int main() {
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int nb_lignes;
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printf("Entrez un nombre de lignes [3-10] : ");
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scanf("%d", &nb_lignes);
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print_triangle(nb_lignes);
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return 0;
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}
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void print_triangle(int nb_lignes) {
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int largeur_ligne, nb_etoiles, nb_espaces;
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largeur_ligne = nb_lignes * 2 - 1;
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for (int i = 1; i <= nb_lignes; i++) {
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nb_etoiles = i * 2 - 1;
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nb_espaces = largeur_ligne - nb_etoiles;
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for (int j = 0; j < nb_espaces/2; j++) {
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printf(" ");
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}
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for (int j = 0; j < nb_etoiles; j++) {
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printf("*");
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}
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for (int j = 0; j < nb_espaces/2; j++) {
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printf(" ");
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}
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printf("\n");
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}
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}
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