The C Programming language Chapter 4 Input and Output Basic Printf Conversions d decimal integer int a=567: printf(" %od, a) 567 x.X unsigend hexadecimal integer a=255: printf( %x, a) f unsigend octal integer inta=65 printf(%oo”a) 101 unsigend decimal integer int a=567: printf(%",a) 567 single character char a=65: printf("%oc", a) A M S string printf( %",ABC) ABC eE floating 例main 677890e+002 f floati f unsigned int uF65535 printf(u%od n", u) 567.789000 G 567.789 输出结果:u printf(90%) 111111111111111165535The C Programming Language Chapter 4 Input and Output d,i decimal integer x,X unsigend hexadecimal integer o unsigend octal integer u unsigend decimal integer c single character s string e,E floating point (exponential form) f floating point (decimal form) g,G the shorter between f and e %% % Basic Printf Conversions int a=567;printf ( “%d”,a); 567 int a=255;printf(“%x”,a); ff int a=65;printf(“%o”,a); 101 int a=567;printf(“%u”,a); 567 char a=65;printf(“%c”,a); A printf(“%s”,“ABC”); ABC float a=567.789; printf(“%e”,a); 5.677890e+002 float a=567.789; printf(“%f”,a); 567.789000 float a=567.789; printf(“%g”,a); 567.789 printf(“%%”); % 例 main() { unsigned int u=65535; printf(”u=%d\n",u); } 输出结果：u=-1 11 11 11 11 11 11 11 11 65535