I made a big boy pull request.

main.c

@@ -1,8 +1,35 @@
 #include <stdio.h>
 
-int main(int argc, const char *argv[])
+long factorial(int);
+
+int main()
 {
-  printf("hi!");
-  return 0;
+	int i, n, c;
+
+	printf("Enter the number of rows you wish to see in pascal triangle\n");
+	scanf("%d",&n);
+
+	for ( i = 0 ; i < n ; i++ )
+	{
+		for ( c = 0 ; c <= ( n - i - 2 ) ; c++ )
+			printf(" ");
+
+		for( c = 0 ; c <= i ; c++ )
+			printf("%ld ",factorial(i)/(factorial(c)*factorial(i-c)));
+
+		printf("\n");
+	}
+
+	return 0;
 }
 
+long factorial(int n)
+{
+	int c;
+	long result = 1;
+
+	for( c = 1 ; c <= n ; c++ )
+		result = result*c;
+
+	return ( result );
+}