计算机编程打印语句中的转义序列

#include <stdio.h>



int main() {



   char  ch1;

   char  ch2;

   char  ch3;

   char  ch4;



   ch1 = '\t';      

   ch2 = '\n';





   printf( "Test for tabspace %c and a newline %c will start here", ch1, ch2);

}