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4/ex2.c

@@ -0,0 +1,17 @@
+#include <stdio.h>
+
+#define EOD -1
+
+void main(void)
+{
+    short num = 0,
+          count = 0,
+          sum = 0;
+
+    for (count = 0; num != EOD; count++)
+    {
+        printf("Enter number (-1 to stop): ");
+        scanf("%hd", &num);
+        sum += num;
+    }
+}