CONTROLE

RacineCarree.c

@@ -0,0 +1,71 @@
+//Ex 1: 
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+
+
+int racineCarree(long long x) {
+    if (x < 0) return -1;
+    long long i = 0;
+    while (i * i <= x) {
+        if (i * i == x) return (int)i;
+        i++;
+    }
+    return -1;
+}
+
+
+int* racineCarreeTab(const long long *arr, size_t n) {
+    int *out = malloc(n * sizeof(int));
+    if (!out) return NULL;
+    for (size_t i = 0; i < n; i++) {
+        out[i] = racineCarree(arr[i]);
+    }
+    return out;
+}
+
+static void print_int_tab(const int *a, size_t n) {
+    printf("[");
+    for (size_t i = 0; i < n; i++) {
+        printf("%d", a[i]);
+        if (i + 1 < n) printf(", ");
+    }
+    printf("]\n");
+}
+
+int main(void) {
+    {
+   long long x = 9; 
+        printf("RacineCarree(9) ->", x);
+
+  long long tab1[] = {81,58,9};
+        int *r1 = racineCarreeTab(tab1, 3);
+        printf("racineCarreeTab([81,58,9]) -> ");
+        print_int_tab(r1, 3);
+        free(r1);
+
+  long long tab2[] = {25,48,2};
+        int *r2 = racineCarreeTab(tab2, 3);
+        printf("racineCarreeTab([25,48,2]) -> ");
+        print_int_tab(r2, 3);
+        free(r2);
+
+    size_t n = 10000;
+    long long *test = malloc(n * sizeof(long long));
+    if (!test) return 1;
+
+    srand(42);
+    for (size_t i = 0; i < n; i++) {
+       
+        test[i] = 1000001LL + (rand() % 2000000);
+    }
+    int *racine_test = racineCarreeTab(test, n);  
+    free(racine_test);
+    free(test);
+    return 0;
+}
+        }
+    
+
+