commments for 6 and 7. 9 works, 8 does not

Assignment 9/main.c

@@ -0,0 +1,50 @@
+/*
+ * Student: S.K. Soekhlal
+ * Number: 4860632
+ * Assignment: 4.8
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+
+char str[1024];
+int slen, wlen, count, i, j;
+
+void next(){
+    while(isspace(str[i]) == 0 && ispunct(str[i] == 0 && str[i] != '\0'))
+    i++;
+}
+
+int main(int argc, char **argv){
+    gets(str);
+    slen = strlen(str);
+    printf("%d\n", slen);
+    wlen = strlen(argv[1]);
+    printf("%d\n", wlen);
+    for (i = 0; i < slen; i++){
+    }
+    i = j = count = 0;
+    while(i < slen){
+        if (str[i] == *argv[1]){
+            for (j = 0; j < wlen; j++){
+                if(str[i+j] != argv[1][j]){
+                    next();
+                    break;
+                }
+            }
+            if (j == wlen){
+                if (isspace(str[i+j]) || ispunct(str[i+j]) || str[i+j] == '\0'){
+                    count++;
+                    i +=j;
+                }
+            }
+        }
+        else{
+            next();
+        }
+        i++;
+    }
+    printf("%d\n", count);
+    return 0;
+}