第1章C语言概述

[i].mathscore,stud[i].Englishsc\rore);\rflag=l;\rj=i;/*jSà«Ý©B"j??9DE)›á&jk\rbreak;\r)\r)\r/*¥¦56âãW_`|lm*/\rif(flag==O)printf("®7"j?)N—s,|j?¯A°°,num);\relse\r{\rprintf(“äå'”j?\"¯h_`!\nH7›—(1&jkoIN”,j);\rscanf(',%s,,,stud[j].name);\rprintf("H7›—d&jkjpqN”,j);\rscanf(u%d",&stud[j].mathscore);\rprintf(”H7›—d&jkrspqN”,j);\rscanf("%d”,&stud[j].Englishscore);\rprintf('\nn);\rn=j*sizeof(structstudent_score);/*èW«Ý?‚ */\rfseek(fp,n,O);/* /Z‰49DÄ¡én&:êZ[›j&jk«Ý¢ */\rfwrite(&stud[j],sizeof(structstudent_score),1,fp);/*`$WX79D*/EvaluationWarning:ThedocumentwascreatedwithSpire.PDFfor.NET.\r/*’b*/\rvoidmain()\rFILE*fp;\rcharstr[2O];\rprintf(”H7jkj?N\n");\rscanf("%s",str);\rif((fp=fopen(ustu_info.dat",nrb+"))==NULL)\r(\rprintf(Hcannotopenfile\n");\rreturn;\r)\rfind(fp,str);±²Sj?¨©b\rfclose(fp);