Add: Implementation of factorial in C

tausifshahbaz · Oct 1, 2017 · 1cba62a · 1cba62a
1 parent 9aee428
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diff --git a/math/factorial/C/factorial.c b/math/factorial/C/factorial.c
@@ -0,0 +1,17 @@
+#include<stdio.h>
+
+long long fact(long long x)
+{
+	if(x > 1)
+		return x*fact(x-1);
+	else return 1;
+}
+
+int main(void)
+{
+	int n, t, s=0, r;
+	printf("Enter the number: ");
+	scanf("%d", &n);
+	printf("\nFactorial of the number is: %lld",fact(n));
+	return 0;
+}
diff --git a/math/factorial/README.md b/math/factorial/README.md
@@ -0,0 +1,8 @@
+### Factorial
+
+Factorial of a non-negative integer, is multiplication of all integers smaller than or equal to n. For example factorial of 6 is 6*5*4*3*2*1 which is 720.
+
+#### Example:
+
+Input : 4 <br/>
+Output : 24 <br/>