Done some more exercies from chapter 2

vagen_till_c/ch2/exercise3.c

@@ -0,0 +1,27 @@
+#include <stdio.h>
+
+/* My solution to exercise 3, chapter 2, from the book "Vägen till C".
+ * Write a program to produce a table with the square and cube up to a given
+ * number, starting from 1.
+ */
+
+int main()
+{
+    int n, i, s;
+    s = 1;
+
+    printf("Enter an integer: ");
+    scanf("%d", &n);
+
+    printf(" i     i*i     i*i*i \n");
+    printf("===   =====   =======\n");
+
+    for(i=0; i<=n; i++)
+    {
+        printf(" %1d %7d %8d \n", s, s*s, s*s*s);
+        s++;
+    }
+
+    return 0;
+}
+