PROGRAMMING:Output data using format specifiers (code analysis)

Analyze the code.
```
Case 03-02-01 output data using format specifier
Case code 03-02-01. C
#include
int main(){
int a=1234, i; char c;
float f=3.141592653589;
double x=0.12345678987654321;
i=12; c='\x41';
printf("\n01.a=%d.", a);
printf("\n02.a=%6d.", a);
printf("\n03.a=%06d.", a);
printf("\n04.a=%2d.", a);
printf("\n05.a=%-6d.",a);
printf("\n06.f=%f.", f);
printf("\n07.f=%6.4f.", f);
printf("\n08.x=%lf.",x);
printf("\n09.x=%18.16lf.", x);
printf("\n10.c=%c.", c);
printf("\n11.c=%x.", c);
printf("\n12.%s." ,"ABCDEFGHIJK");
printf("\n13.%4s." ,"ABCDEFGHIJK");
printf("\n14.%14s.","ABCDEFGHIJK");
printf("\n15.%-14s.","ABCDEFGHIJK");
printf("\n16.%4.6s.","ABCDEFGHIJK");
return 0;
}
```
#####Input example:
```in
```
#####Output example:
```out
01.a=1234.
02.a= 1234.
03.a=001234.
04.a=1234.
05.a=1234 .
06.f=3.141593.
07.f=3.1416.
08.x=0.123457.
09.x=0.1234567898765432.
10.c=A.
11.c=41.
12.ABCDEFGHIJK.
13.ABCDEFGHIJK.
14. ABCDEFGHIJK.
15.ABCDEFGHIJK .
16.ABCDEF.
```






answer：If there is no answer, please comment