Added Hindi and Marathi (#796)

#/~Hindi.ext

@@ -0,0 +1,2 @@
+शब्द "हैलो वर्ल्ड" और एक नई लाइन दिखाएं
+कार्यक्रम समाप्त हो गया है

#/~Marathi.ext

@@ -0,0 +1,2 @@
+"हॅलो वर्ल्ड" शब्द आणि एक नवीन ओळ दर्शवा
+कार्यक्रम संपला आहे

README.md

@@ -8,7 +8,7 @@ Thanks to everyone who continues to contribute; new languages are created every
 Make sure to see [CONTRIBUTING.md](/CONTRIBUTING.md) for instructions on contributing to the project!
 
 <!--Languages start-->
-## Languages (674 total)
+## Languages (676 total)
 
 * [05Ab1E](%23/05AB1E)
 * [0815](%23/0815.0815)
@@ -21,8 +21,10 @@ Make sure to see [CONTRIBUTING.md](/CONTRIBUTING.md) for instructions on contrib
 * [4Thdimension](%23/4thdimension.4dd)
 * [8Th](%23/8th)
 * [~English](%23/~English.ext)
+* [~Hindi](%23/~Hindi.ext)
 * [~Indonesia](%23/~Indonesia.ext)
 * [~Malay](%23/~Malay.ext)
+* [~Marathi](%23/~Marathi.ext)
 * [~Sanskrit](%23/~Sanskrit.ext)
 * [Μλ](%23/%CE%BC%CE%BB)
 * [قلب](%23/%D9%82%D9%84%D8%A8)