har(c[i]);\r)\rfclose(fp);\r"?100#\r$% &'()?*()&3 +,-./?012\r34567(89():?;<?=+,./)\r>??\r@A./?BC&-67D>??-@A6EFGH2“stud”\r1 .? \r2 .? \r#include "stdio.h"\rstruct student\r{ char num[6];\rchar name[8];\rint score[3];\rfloat avr;\r} stu[5];\rmain()\r{int i,j,sum;\rFILE *fp;\r/input*/\rfor(i=0;i<5;i++).\r{ printf(n\n please input No. %d score:\n",i);\rprintf("stuNo:");\rscanf(n%s",stu[i].num);\rprintf(nname:");\rscanf(H%s",stu[i].name);\rsum=0;\rfor(j=0;j<3;j++)\r{ printfC^core %d.n,j+1);\rscanf(n%d",&stu[i].score[j]);\rsum+=stu[i].score[j];\r)\rstu[i].avr=sum/3.0;\r)\rfp=fopen("stud',,"w");\rfor(i=0;i<5;i++)\rif(fwrite(&stu[i],sizeof(struct student), 1 ,fp)!=1)\rprintf(Hfile write error\n");\rfclose(fp);\r)
全文预览