+ char* command = (char*)calloc(12+strlen(fullFileName)+8+1, sizeof(char));
+ strcat(command, "wc -l ");
+ strcat(command, fullFileName);
+ FILE *arraySize = popen(command, "r");
+ char* bufferNum = (char*)calloc(64, sizeof(char));
+ fgets(bufferNum, sizeof(bufferNum), arraySize);
+ int n = atoi(bufferNum);
+ pclose(arraySize);
+
+ // open file for reading
+ FILE* arrayFile = fopen(fullFileName, "r");
+ free(fullFileName);