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[Other] chengjiguanli DL : 0: 1、一个班的学生人数超过50人，设学生成绩科目为6门以上； 2、从键盘输入一个班的学生成绩，并可查询，录入，修改，浏览，删除，统计； 3、按科目统计学生成绩低于60分、60—69分、70—79分、80—89分、90—99分、100分的人数，并在屏幕上显示出来。 -1, a number of students in classes over 50 people, set up courses for students in grade six and above 2, from the keyboard input of a class grade, and inquiries, input, modify, browse, delete, statistics 3, according to subjects and Statistics students score below 60 60-69 ,70-79 minutes ,80-89 sub-90-99 points, the number of 100 points, and displayed on the screen.
Date : 2026-01-11 Size : 122kb User : lc
[Other] Grade-Statistics DL : 0: 从键盘输入一个班（全班最多不超过30人）学生某门课的成绩，当输入成绩为负值时，输入结束，分别实现下列功能：（1）统计不及格人数并打印不及格学生名单；（2）统计成绩在全班平均分及平均分之上的学生人数，并打印这些学生的名单；（3）统计各分数段的学生人数及所占的百分比。注：将成绩分为六个分数段，60分以下为第0段，60~69为第1段，70~79为第2段，80~89为第3段，90~99为第4段，100分为第5段。 -Achievements of a class ( the class up to more than 30 people ) students in a course , input from the keyboard when entering grades negative input end , respectively, the following functions : (1) statistics fail and print the number of failing students to list (2) the statistical results on the class average and the average per number of students , and print a list of these students (3) the statistics of the fraction of the number of students and percentages . Note : results will be divided into six scores paragraph , paragraph 0 below 60 points , 60 to 69 1 70 79 2 80 89 3 90 99 4 100 paragraph 5 .
Date : 2026-01-11 Size : 205kb User : 陈虹
[Other] 216 DL : 0: 求任意的一个m×m矩阵的最大数及其所在的行列数，m(2<=m<=20)及矩阵元素从键盘输入(只考虑int型)。编程可用素材：printf("Please input m: ")、printf("\nPlease input array:\n")、printf("\nmax=…,i=…,j=…\n"…。　　程序的运行效果应类似地如图1所示，图1中的5和　　　　1 45 67 235 464 　　　　35 6 89 32342 8 　　　　347 9346 47 95 746 　　　　46 785 436 19434 634 　　　　3235 567 24 8465 25 -Find any one mm matrix where the maximum number of ranks number, m (2 < = m < = 20) and the matrix elements from the keyboard input (considering only int type). Programming Available Material: printf (" Please input m:" ), printf (" \ nPlease input array: \ n" ), printf (" \ nmax = ..., i = ..., j = ... \ n" .... Program running effect should be similarly shown in Figure 1, Figure 1 5 and 1 45 6,723,546,435,689,323,428 347 9346 4,795,746,467,854,361,943 4,634,323,556,724,846,525
Date : 2026-01-11 Size : 234kb User : 肖硕