1. printf(quot;
Enter Number of student: quot;
); scanf (quot;
%dquot;
,&noofstudent);<br /> <br /> <br /> for (int i=1; i<=noofstudent;i++){<br /> <br /> printf(quot;
%d student mark: quot;
,i); scanf (quot;
%dquot;
,&mark);<br /> <br /> if (mark>=0 && mark <=49)<br /> {<br /> gradeE++; <br /> }<br /> else if (mark>=50 && mark <=59)<br /> {<br /> gradeD++; <br /> }<br /> else if (mark>=60 && mark <=69)<br /> {<br /> gradeC++; <br /> }<br /> <br /> else if (mark>=70 && mark <=79)<br /> {<br /> gradeB++; <br /> }<br /> else if (mark>=80 && mark <=100)<br /> {<br /> gradeA++; <br /> }<br /> <br /> <br /> }<br /> <br /> <br /> printf(quot;
______________________________________________ quot;
);<br /> <br /> <br /> printf(quot;
quot;
);<br /> for (int q=0;q<3;q++){<br /> if (q==1)<br /> printf(quot;
A: quot;
);<br /> else<br /> printf(quot;
: quot;
);<br /> for (int v=0; v<gradeA; v++){<br /> printf(quot;
*quot;
);<br /> } <br /> printf(quot;
quot;
);<br /> }<br /> printf(quot;
quot;
);<br /> for (int q=0;q<3;q++){<br /> if (q==1)<br /> printf(quot;
B: quot;
);<br /> else<br /> printf(quot;
: quot;
);<br /> for (int v=0; v<gradeB; v++){<br /> printf(quot;
*quot;
);<br /> } <br /> printf(quot;
quot;
);<br /> }<br /> printf(quot;
quot;
);<br /> for (int q=0;q<3;q++){<br /> if (q==1)<br /> printf(quot;
C: quot;
);<br /> else<br /> printf(quot;
: quot;
);<br /> for (int v=0; v<gradeC; v++){<br /> printf(quot;
*quot;
);<br /> } <br /> printf(quot;
quot;
);<br /> }<br /> <br /> printf(quot;
quot;
);<br /> for (int q=0;q<3;q++){<br /> if (q==1)<br /> printf(quot;
D: quot;
);<br /> else<br /> printf(quot;
: quot;
);<br /> for (int v=0; v<gradeD; v++){<br /> printf(quot;
*quot;
);<br /> } <br /> printf(quot;
quot;
);<br /> }<br /> <br /> printf(quot;
quot;
);<br /> for (int q=0;q<3;q++){<br /> if (q==1)<br /> printf(quot;
E: quot;
);<br /> else<br /> printf(quot;
: quot;
);<br /> for (int v=0; v<gradeE; v++){<br /> printf(quot;
*quot;
);<br /> } <br /> printf(quot;
quot;
);<br /> }<br /> <br />