{"trustable":false,"sections":[{"title":"","value":{"format":"MD","content":"Amjad is amazed by the power of mathematics, especially the sum operation which makes him very happy. Whenever he sees a set of numbers he quickly calculate the set’s summation. Day after a day he started to feel tired and lose his one and only passion. He now needs your help to write a program which will help him calculate the sum of any set of numbers to feel happy again."}},{"title":"Input","value":{"format":"MD","content":"The first line contains an integer,**n**, denoting the size of the array.\nThe second line contains **n** space-separated integers representing the array\u0027s elements."}},{"title":"Constraints","value":{"format":"MD","content":"0\u003cn,ar[i]\u003c1000"}},{"title":"Output","value":{"format":"MD","content":"Print the result of the task."}},{"title":"Examples","value":{"format":"MD","content":"### input\n\n6\n1 2 3 4 10 11\n\n### output\n\n31"}},{"title":"Hint","value":{"format":"MD","content":"In this test case 1+2+3+4+10 \u003d 31"}}]}