#includestdio.hmain(){floatstd[5][4],sum,std1[5],scr[4];inti,j;for(i=0;i5;i)for(j=0;j4;j){printf(\"请输入第%d个学生的，第%d门成绩：\\n\",i1,j1);scanf(\"%f\",}sum=0;for(i=0;i5;i){for(j=0;j4;j)sum=std[j];std1=sum/4;printf(\"第%d个学生得平均成绩为：%.1f\\n\",i1,std1);sum=0;}sum=0;for(i=0;i4;i){for(j=0;j5;j)sum=std[j];scr=sum/5;printf(\"第%d门课程的平均成绩为：%.1f\\n\",i1,scr);sum=0;}sum=std1;for(i=0;i4;i){if(std1std1[i1]){sum=std1[i1];j=i1;}}printf(\"第%d个学生得平均成绩最高为：%.1f\\n\",j1,sum);}
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