Web Reference: How many Sundays fell on the first of the month during the twentieth century (1 Jan 1901 to 31 Dec 2000)? Mar 27, 2017 · I tried problem 19 on project euler. The answer is 171 but my code gives 1199 which is way off the expected answer. Can somebody please tell me where I'm going wrong? -- Link to the problem is here : Problem 19: Counting Sundays You are given the following information, but you may prefer to do some research for yourself. 1 Jan 1900 was a Monday. Thirty days has September, April, June and November. All the rest have thirty-one, Saving February alone, Which has twenty-eight, rain or shine. And on leap years, twenty-nine.
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