实验3 BC 口x File Edit Search Run Compile De bug Project Options Window He E6-4.C Include<stdio. h> 排 inc lude< conl0.h void main( int i,n float s, sum, ave i sum= i=1 printf(" please input the number of students scanf( d",&n); = 9:1 Watch sum: 0.0 i:1716 sum:0.0 s:. i:1716 F1 Help F?I s: 0.0 lake F10 Menu实验3 sum: 0.0 i: 1716 s: 0.0