2、#include int a ,b ;void f3 ( int * ,int ,int * ) ;void main ( ){ int c = 0 ;a = 1 ; b = 2 ;c = f1( ) ;printf ( “a=%d ,b=%d ,c=%d \n” ,a ,b ,c ) ;b = f2( &c ,a ) ;printf ( “a=%d ,b=%d ,c=%d \n” ,a ,b ,c ) ;}f1( ){ int b ;a = 3 ; b = 3 ;ret

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2、#includeinta,b;voidf3(int*,int,int*);voidmain(){intc=0;a=1;b=2;c=f1();printf(“a=%d,b=%d,c=%d\n”,a,

2、#include int a ,b ;void f3 ( int * ,int ,int * ) ;void main ( ){ int c = 0 ;a = 1 ; b = 2 ;c = f1( ) ;printf ( “a=%d ,b=%d ,c=%d \n” ,a ,b ,c ) ;b = f2( &c ,a ) ;printf ( “a=%d ,b=%d ,c=%d \n” ,a ,b ,c ) ;}f1( ){ int b ;a = 3 ; b = 3 ;ret
2、#include
int a ,b ;
void f3 ( int * ,int ,int * ) ;
void main ( )
{ int c = 0 ;
a = 1 ; b = 2 ;
c = f1( ) ;
printf ( “a=%d ,b=%d ,c=%d \n” ,a ,b ,c ) ;
b = f2( &c ,a ) ;
printf ( “a=%d ,b=%d ,c=%d \n” ,a ,b ,c ) ;
}
f1( )
{ int b ;
a = 3 ; b = 3 ;
return( 1 ) ;
}
int f2( int *b ,int c )
{
*b = a + c ;
return( c ) ;
}