{2}// A demonstration program {9}#include #if 0 {23}/* */{9} {73}#define DUMMY() \ if (1); {9}#endif {0} {9}#define M\ {0}\ {5}int{0} {11}main{10}(){0} {10}{{0} {11}double{0} {11}x{10}[]{0} {10}={0} {10}{{4}3.14159{10},{4}6.02e23{10},{4}1.6e-19{10},{4}1.0{10}+{4}1{10}};{0} {5}int{0} {11}y{10}[]{0} {10}={0} {10}{{4}75{10},{4}0113{10},{4}0x4b{10}};{0} {11}printf{10}({6}"hello world %d %g\n"{10},{0} {11}y{10}[{4}0{10}],{0} {11}x{10}[{4}0{10}]);{0} {10}}{0}