final tests

test/array/select.c

@@ -0,0 +1,41 @@
+int printf(char* format, ...);
+int scanf(char* format, ...);
+
+int a[100];
+int n;
+
+void swap(int* a, int* b) {
+    int t = *a;
+    *a = *b;
+    *b = t;
+}
+
+int* max_element(int a[], int n) {
+    int* max = a;
+    for (int i = 1; i < n; i++) {
+        if (a[i] > *max) {
+            max = &a[i];
+        }
+    }
+    return max;
+}
+
+void sort(int a[], int n) {
+    for (int i = 0; i < n; i++) {
+        int* max = max_element(a, n - i);
+        swap(max, &a[n - i - 1]);
+    }
+}
+
+
+int main() {
+    scanf("%d", &n);
+    for (int i = 0; i < n; i++) {
+        scanf("%d", &a[i]);
+    }
+    sort(a, n);
+    for (int i = 0; i < n; i++) {
+        printf("%d ", a[i]);
+    }
+    printf("\n");
+}