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如何优雅地编写a+b程序

用了凯撒加密23333,调戏老师的好方法(诶嘿)。

#include <stdio.h>
#include <stdlib.h>
#define O_O }
#define o_o {
#define OvO int

#define O_o a

#define o_O b
#define OO ;
#define OOO "%d"

#define qwq1(a,b,c,d) a##b##c##d
#define qwq2(a,b,c,d,e) a##b##c##d##e
#define qwq3(a,b,c,d,e,f) a##b##c##d##e##f

#define K() A
#define L() B
#define M() C
#define N() D
#define O() E
#define P() F
#define Q() G
#define R() H
#define S() I
#define T() J
#define U() K
#define V() L
#define W() M
#define X() N
#define Y() O
#define Z() P
#define A() Q
#define B() R
#define C() S
#define D() T
#define E() U
#define F() V
#define G() W
#define H() X
#define I() Y
#define J() Z
#define k() a
#define l() b
#define m() c
#define n() d
#define o() e
#define p() f
#define q() g
#define r() h
#define s() i
#define t() j
#define u() k
#define v() l
#define w() m
#define x() n
#define y() o
#define z() p
#define a() q
#define b() r
#define c() s
#define d() t
#define e() u
#define f() v
#define g() w
#define h() x
#define i() y
#define j() z

#define O_0()
#define OAO(id) id O_0()
#define QAQ(...) __VA_ARGS__

OvO a,b;

OvO QAQ(QAQ(OAO(qwq1)(w(),k(),s(),x())))(OvO e(),OvO *x()[],OvO *m()[])
o_o
QAQ(QAQ(OAO(qwq2)(c(),m(),k(),x(),p())))(OOO OOO,&O_o,&o_O);
QAQ(QAQ(OAO(qwq3)(z(),b(),s(),x(),d(),p())))(OOO,O_o+o_O);
O_O