Multiplication tables: Difference between revisions

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 =={{header|C}}==
-<lang c>#include <stdio.h>
+<lang c>int main()
-int main()
 {
 	int i, j, n = 12;
+	for (j = 1; j <= n; j++) printf("%3d%c", j, j - n ? ' ':'\n');
+	for (j = 0; j <= n; j++) printf(j - n ? "----" : "+\n");
-	for (j = 1; j <= n || !putchar('\n'); j++) printf("%3d ", j);
+	for (i = 1; i <= n; printf("| %d\n", i++))
-	for (j = n * 4;  j || !putchar('\n'); j--) putchar('-');
+		for (j = 1; j <= n; j++)
+			printf(j < i ? "    " : "%3d ", i * j);
-	for (i = 1; i <= 12; printf("| %d\n", i), i++)
-		for (j = 1; j <= 12; j++)
-			if (j < i) printf("    ");
-			else	   printf("%3d ", i * j);
 	return 0;
 }</lang>output<lang>  1   2   3   4   5   6   7   8   9  10  11  12