draft

programs/p47/main.c

@@ -0,0 +1,23 @@
+#include <stdio.h>
+
+int main(void) {
+    int n;
+
+    printf("Input positive integer: ");
+    scanf("%d", &n);
+
+    if (n <= 1) {
+        return 1;
+    }
+
+    int i = 2;
+
+    while (i <= n) {
+        printf("%d ", i);
+        i <<= 1;
+    }
+
+    printf("\n");
+
+    return 0;
+}