int plus2(int x,int y) { return x + y; } int plus3(int x, int y, int z) { int r1,r2; r1 = plus2(x,y); r2 = plus2(r1, z); return r2; } int plus5(int a, int b, int c, int d, int e) { int r2 = plus2(a, b); int r3 =plus3(c, d, e); int r = plus2(r3, r2); return r; } int _tmain(int argc, _TCHAR* argv[]) { plus5(1,3,5,2,4); return 0; }