Independent University, Bangladesh (Iub) : Assignment #01

ASSIGNMENT #01
INDEPENDENT
UNIVERSITY,BANGLADESH(IUB
)
Name: Kaushik Dey Joy

ID: 1821818
Course ID: CSC101
Sec: 15
Submited To: Mrs. Romasa Qasim
[COMPANY NAME] USER
1. a) “ _front” is a valid variable name.
b) “thisIsAVeryLongVariableName” is a valid variable name.
c) “imagine-this” is not a valid variable name.
d) “4tified” is not a valid variable name.
e) “for3v3r” is a valid variable name.
f) “number of end game views” is a valid variable name.
g) “float” is not a valid variable name.
h) “pub.g” is not a valid variable name.
2. a) error: expected identifier or '(' before '=' token|

correct:
int x=("314.562*150")
b) error: expected identifier or '(' before numeric constant|
correct: int vol_of_cyl=("3.14*r*r*h");
c) error: 'a,b,c,d' undeclared (first use in this function)|
correct: int k,a,b,c,d;
k = ( a * b ) ( c + ( 2.5a + b ) ( d + e ) ;
d) error: 'inst' undeclared (first use in this function); did you mean
'int'?|
error: 'rate' undeclared (first use in this function)|
error: expected ';' before 'of'|
correct : int rate=("rate of interest*amount in rs");
e) error: 'a,b,c,d' undeclared (first use in this function)|

correct : int a,b,c,d;
printf("a=b=c=d");
f) no error found
g) error: 'r,h' undeclared (first use in this function)|

correct : int r,h,volume;
volume=("3.14*r^2*h");
h) error: 'area' undeclared (first use in this function); did you

mean 'fread'?|
error: missing terminating " character|
error: expected expression before '}' token|
correct: int area=("3.14*r**2");
3. a) #include<stdio.h>
int main()
{
float a=2, b=3, q=3, r=4, m=2, c=5, x;
x= ("((8.8((a+b)*(a+b))/c)- ((0.5=2*a)/(q+r))/((a+b)*(1/m))));
printf("%f", &x);
}
b) #include<stdio.h>
int main()
{
float a,b,c,x;
float x=("(-b+(b*b)+(2*4ac))/(2a)");
printf("%f", &x);
}
4. a) #include<stdio.h>
int main()
{
int a=5, b=2,c;
c=a%b;
printf("%d",c);
return 0;
}
b) int main( )
{
printf ( "nn \n\n nn\n" ) ;
printf ( "nn /n/n nn/n" ) ;
}
c)
#include<stdio.h>
int main( )
{
int a, b ;
printf ( "Enter values of a and b" ) ;
scanf ( " %d %d ", &a, &b ) ;
printf ( "a = %d b = %d", a, b ) ;
}
5. a)
b)
#include<stdio.h>
int main()
{
float km,m,cm,f,in;
printf("Enter Distance in kilometers: ");
scanf("%f",&km);
m=km*1000;
cm=km*1000*100;
f=km*3280.84;
in=km*39370.08;
printf("The distance in Feet: %f\n", f);
printf("The distance in Inches: %f\n", in);
printf("The distance in Meters: %f\n", m);
printf("The distance in Centimeters: %f\n", cm);
return 0;
}
c)
#include<stdio.h>
int main()
{
int bangla, math, english, science, art, total;
float percentage;
printf("Enter the marks of Bangla: ");
scanf("%d", &bangla);
printf("Enter the marks of Math: ");

scanf("%d", &math);
printf("Enter the marks of English: ");

scanf("%d", &english);
printf("Enter the marks of Science: ");

scanf("%d", &science);
printf("Enter the marks of Art: ");

scanf("%d", &art);
total = bangla+math+english+science+art;
percentage = total/5;
printf("\nAggregate marks: %d", total);

printf("\nPercentage marks: %f", percentage);
return 0; }
d)
#include<Stdio.h>
int main()
{
int C, D;
printf("Enter the value of C: ");
scanf("%d", &C);
printf("Enter the value of D: ");

scanf("%d", &D);
printf("\n The value of C: %d", D);

printf("\n The value of D: %d", C);
return 0;
}
e)
#include<stdio.h>
int main()
int number, sum=0, i, n, count=0, num;

printf("Enter a Number: ");
scanf("%d", &number);
num = number;
while(num!=0)
num /= 10;
count += 1;
for(i=0;i<count;i++)
n = number % 10;
number = number / 10;
sum = sum + n;
printf("Sum: %d", sum);
return 0;
}
f)
#include<stdio.h>
int main()
int number, sum=0, i, n, count=0, num;
printf("Enter a Number: ");
scanf("%d", &number);
num = number;
while(num!=0)
num /= 10;
count += 1;
n = number % 10;
number = number / 10;
sum = sum + n;
}
printf("Sum: %d", sum);
return 0;
g)
#include<stdio.h>
#include<conio.h>
int main()
int num, sum, i, number, count=0, n=1;
printf("Enter N Digit's Number: ");
scanf("%d", &num);
number = num;
while(number!=0)
{
number = number/10;
count = count + 1;
n = n * 10;
n = n + 1;
sum = num + n;
printf("Output: %d", sum);
return 0;
h)
#include <stdio.h>
int main()
{
int amount;
int note500, note1000;
note500 = note1000 = 0;
printf("Enter amount: ");
scanf("%d", &amount);
if(amount >= 1000)
note1000 = amount/1000;
amount -= note1000 * 1000;
if(amount >= 500)
{
note500 = amount/500;
amount -= note500 * 500;
printf("Total number of notes = \n");
printf("500 = %d\n", note500);
printf("1000 = %d\n", note1000);
return 0;
i)

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ASSIGNMENT #01

Name: Kaushik Dey Joy

1. a) “ _front” is a valid variable name.

b) “thisIsAVeryLongVariableName” is a valid variable name.

c) “imagine-this” is not a valid variable name.

d) “4tified” is not a valid variable name.

e) “for3v3r” is a valid variable name.

f) “number of end game views” is a valid variable name.

g) “float” is not a valid variable name.

h) “pub.g” is not a valid variable name.

2. a) error: expected identifier or '(' before '=' token|

e) error: 'a,b,c,d' undeclared (first use in this function)|

g) error: 'r,h' undeclared (first use in this function)|

h) error: 'area' undeclared (first use in this function); did you

float a=2, b=3, q=3, r=4, m=2, c=5, x;

printf("Enter the marks of Math: ");

printf("Enter the marks of English: ");

printf("Enter the marks of Science: ");

printf("Enter the marks of Art: ");

printf("\nAggregate marks: %d", total);

printf("Enter the value of D: ");

printf("\n The value of C: %d", D);

int number, sum=0, i, n, count=0, num;

number = number / 10;

printf("Sum: %d", sum);

int number, sum=0, i, n, count=0, num;

printf("Enter a Number: ");

number = number / 10;

printf("Sum: %d", sum);

int num, sum, i, number, count=0, n=1;

printf("Enter N Digit's Number: ");

printf("Output: %d", sum);

int note500, note1000;

printf("Enter amount: ");

if(amount >= 1000)

amount -= note1000 * 1000;

if(amount >= 500)

amount -= note500 * 500;

printf("Total number of notes = \n");

printf("500 = %d\n", note500);

printf("1000 = %d\n", note1000);

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