[Solved] Can not flip sign

[ad_1] You can’t do it in a completely portable way. Rather than dealing with int64_t, let us consider int8_t. The principle is almost exactly the same, but the numbers are much easier to deal with. I8_MAX will be 127, and I8_MIN will be -128. Negating I8_MIN will give 128, and there is no way to … Read more

[Solved] how to write number of days in c# [closed]

[ad_1] Try to use DateTime.Now.DayOfWeek. Definition: namespace System { using System.Runtime.InteropServices; [Serializable, ComVisible(true), __DynamicallyInvokable] public enum DayOfWeek { [__DynamicallyInvokable] Friday = 5, [__DynamicallyInvokable] Monday = 1, [__DynamicallyInvokable] Saturday = 6, [__DynamicallyInvokable] Sunday = 0, [__DynamicallyInvokable] Thursday = 4, [__DynamicallyInvokable] Tuesday = 2, [__DynamicallyInvokable] Wednesday = 3 } } Example: // For your case Monday == … Read more

[Solved] PHP – Find number in a string

[ad_1] For the second one, you could look for a line that starts with “10”, then “something” and then 9 consecutive spaces. After the spaces is what you need to capture. The regex is ^10.+\s{9}(.*) 1 [ad_2] solved PHP – Find number in a string

[Solved] How to count the number of different digits in a number? [closed]

[ad_1] Use sets! static int NumberOfDigits(int a) { return new HashSet<char>(Math.Abs(a).ToString()).Count; } We make a into a string and then turn the string into a set of characters. Since sets cannot contain duplicate values, the count of the set is the number of distinct digits. [ad_2] solved How to count the number of different digits … Read more