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C)ave=sum/4.0; D)printf(\
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int f(char * s) { char *p=s;
while(*p!= ?\\0? ) p++;
return(p-s); }
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int m=13;
int fun( int x, int y) { int m=3;
return( x*y-m); } main( )
{ int a=7,b=5;
printf(¡°%d\\n¡±, fun(a,b)/m); }
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153=13+53+33£©£¬ÇëÌî¿Õ¡£ main( )
{ int x, y ,z, a[10], m, i=0;
printf(¡°shui xian huan shu :\\n¡±); for(____£¨1£©____;m<1000;m++) { x=m/100; y=____£¨2£©____; z=m;
if(m==x*x*x+y*y*y*y+z*z*z) {____£¨3£©____; i ++; } } for( x=0;x
printf(¡°m¡±,a[x] ) ; }
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float average( float array[10] ) { int i; float aver, sum=array[0]; for ( i=1; ____£¨4£©____;i++) sum+=____£¨5£©____; aver=sum/10; return(aver); } main( )
{ float score[10], aver ; int i ; printf(¡°\\ninput 10 scores:¡±);
for(i=0; i<10;i++) scanf(¡°%f¡±,&score[i] ); aver =____£¨6£©____; printf(¡°\\naverage score is %5.2f\\n¡±, aver); }
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{ int i=2,p; p=f( i++, ++i ); printf(¡°%d¡±, p); } int f( int a, int b ) { int c;
if(a>b) c=1; else if(a==b) c=0; else c=-1; return(c); } 2.# include
main( )
{ int i, j ;
for ( i = 0 ; i<= 3; i++ )
{ for ( j = 0; j<=5 ; j++ )
{ if ( i==0|| j==0|| i==3|| j==5) printf(¡°*¡±); else printf( ¡° ¡± ) £»} printf(¡°\\n¡±); } } 3. main()
{int n=0; while(n++<=1); printf(\printf(\}
4.int a=5; int b=7;
main( ) { int a=4, b=5,c;
c=plus (a,b); printf(¡°A+B=%d\\n¡±,c) ; } plus (int x, int y) { int z; z=x+y; return (z); } 5. #include
main()
{char b[]=\char *chp=&b[7]; while(--chp>&b[0]) putchar(*chp); putchar('\\n'); }
6.struct n {int x; char c; };
main( )
{ struct n a={10, ?x?}; func(a); printf ( ¡°%d,%c¡±, a.x, a.c); } func(struct n b)
{b.x=20; b.c=?y?; }
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#include
main( )
{int n=1,m=0,k,mod_mn=1; printf(¡°Please Input m value:\\n¡±); scanf(¡°%d¡±,&m); n=1;
for(k=0;;k++) {mod_mn=m/(n*10);
printf(¡°%d¡±,(m-mod_mn*n*10)/n); if(mod_mn= =0) break; n*=10; }
}
2.main( )
{int i,array[10];
int min,k=0;
printf(¡°\\nPlease input array 10 elements\\n¡±); for(i=0;i<10;i++)
scanf(¡°%d¡±,&array [i]);
printf(¡°Before exchange:\\n¡±); for(i=0;i<10;i++) printf(¡°]¡±,array[i]); min=array[0]; for(i=1;i<10;i++) if(min>array[i])
{min= array[i]; k=i; } array[k]=array[0]; array[0]=min;