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Lab10/Task1.c

+#include <stdio.h>
+#include <string.h>
+
+#define rows 6
+#define columns 4
+
+int main()
+{
+	int i;
+	char username[100];
+	char pass[100];
+	char name[rows][100];
+	char password[rows][100];
+	char status[rows][100];
+	float money[rows];
+	for (i = 0; i < rows; i++)
+	{
+		scanf("%s %s %s %f", name[i], password[i], status[i], &money[i]);
+	}
+	do
+	{
+		printf("Enter username");
+		scanf("%s", username);
+		for (i = 0; i < 6; i++)
+		{
+			if (strcmp(username, name[i]) == 0)
+			{
+				do
+				{
+					scanf("%s", pass);
+					if (strcmp(pass, password[i]) == 0)
+					{
+						printf("%s %.2f", status[i], money[i]);
+						return 0;
+					}
+				} while (strcmp(pass, password[i]) != 0);
+
+				if (strcmp(pass, password[i]) != 0)
+				{
+					printf("Input correct password");
+				}
+			}
+		}
+	} while (strcmp(username, name[i]) != 0);
+	printf("Input correct username");
+	return 0;
+}