committing number.c

labs/lab9/number.c

+#include <stdio.h>
+#include <stdlib.h>
+
+int main()
+{
+	FILE *fp = fopen("bad_input.txt", "r");
+	FILE *ep = fopen("even.txt", "w");
+	FILE *op = fopen("odd.txt", "w");
+
+	char number[10];
+
+	if (fp == NULL || ep == NULL || op == NULL)
+	{
+		printf("File was not opened.\n");
+	}
+	else
+	{
+		printf("File was opened.\n");	
+		
+		while (fgets(number, 10, fp) != NULL)
+		{
+			int size;
+			for (int i = 0; i < 10; i++)
+			{
+				if (number[i] == '\0')
+				{
+					size = i;
+					break;
+				}
+			}
+			
+			for (int i = size-1; i >= 0; i--)
+			{
+
+				if (number[i] < 48 || number[i] > 57)
+				{
+					number[i] = '\0';
+					size = i;
+				}
+			}	
+			
+			int myNumber;
+			if (size > 0)
+			{
+				myNumber = atoi(number);
+					
+				if (myNumber % 2)
+				{
+					fprintf(op, "%d\n", myNumber);
+				}
+				else
+				{
+					fprintf(ep, "%d\n", myNumber);
+				}
+			}
+		}
+
+		fclose(fp);
+		fclose(ep);
+		fclose(op);
+	}
+
+	return 0;
+}