did it in c++

1/puzzle1.c

@@ -0,0 +1,40 @@
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+#define stringSize 20
+
+int listSize = 0;
+char readChar = '0';
+char stringOne[stringSize];
+char stringTwo[stringSize];
+
+int readIntoList(char *stringList) {
+    int index = 0;
+
+    while (1) {
+        char next = getchar();
+        if (next == '.') {
+            break;
+        } else if (next != '\n') {
+            stringList[index] = next;
+            index++;
+        }
+    }
+}
+
+int main() {
+    printf("enter list size: \n");
+
+    scanf("%i", &listSize);
+    int listOne[listSize];
+    int listTwo[listSize];
+
+    memset(listOne, '\0', listSize);
+    memset(listTwo, '\0', listSize);
+    printf("enter list 1: \n");
+    readIntoList(stringOne);
+    printf("enter list 2: \n");
+    readIntoList(stringTwo);
+
+    printf("one: %s \ntwo: %s ", stringOne, stringTwo);
+}