https://gcc.godbolt.org int addx(int a){ return a + 2; } int gooo(){ return addx(3) + addx(4) + addx(5); } int gooox(){ int x = addx(3); int y = addx(4); return x + y; } addx(int): push rbp mov rbp, rsp mov DWORD PTR [rbp-4], edi mov eax, D
函数式编程其实就是按照数学上的函数运算思想来实现计算机上的运算.虽然我们不需要深入了解数学函数的知识,但应该清楚函数式编程的基础是来自于数学. 例如数学函数\(f(x) = x^2+x\),并没有指定返回值的类型,在数学函数中并不需要关心数值类型和返回值.F#代码为let f x = x ** 2.0 + x,F#代码和数学函数非常类似,其实这就是函数式编程的思想:只考虑用什么进行计算以及计算的结果(或者叫"输入和输出"),并不考虑怎样计算. 其实,你可以把任何程序看成是一系列函数,输
原文地址:http://fsharpforfunandprofit.com/why-use-fsharp/ Why use F#?Why you should consider using F# for your next project 为什么要用F#?为什么你应该考虑在下一个项目使用F# Although F# is great for specialist areas such as scientific or data analysis, it is also an excellent
Robots Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 60 Accepted Submission(s): 13 Problem Description QXJ has N robots on the plane, the i-th is at (xi,yi), numbereded 1 to N. Every robot