经典c程序必考100例

;\rfor(i=0;i<n;i++)\r{putc(c[i],fp);\rputchar(c[i]);\r)\rfclose(fp);\r}\rc%100d\ref(gh?ij`k?ijg3mnop`qrstuvwxyzij{`|}`~m\rnop`€\r‚op`ƒ„gwx…€‚&w†‡s\r?"stud”?!\r1.%&'(\r2.%*+,(\rttinclude"stdio.h"\rstructstudent\r{charnum[6];\rcharname[8];EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\rintscore[3];\rfloatavr;\r}stu[5];\rmain()\r{inti,j,sum;\rFILE*fp;\r"input*/\rfor(i=0;i<5;i++)\r{printf(z/\npleaseinputNo.%dscore:\n0i);\rprintf(:stuNo::)V\rscanfstu[i].num);\rprintf("name::)V\rscanf(:%s0stu[i].name);\rsum=0;\rfor(j=0;j<3;j++)\r{printf("score%d.:,j+1);\rscanf(:Žd0&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(fwite(&stu[i],sizeof(structstudent),1,fp)!=1)\rprintf("filewriteerror\nz`);\rfclose(fp);\r}