Hello guys and girls !
This an humble attempt to learn, share, and help !
I hope this will be helpful to you . Please refer this/ check this or if there is error suggest modification/ better algorithms .
Array operation by index
Q.1 Write a program to calculate sum of array and find the average.
*/
#include<stdio.h>
float main()
{
int n,i;
float avg,sum=0.0;
printf("Enetr no of elements:\n");
scanf("%d",&n);
int array[n];
printf("Enter array elements:\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
sum += array[i];
}
avg = sum/n;
printf("The average is %4.2f \n",avg);
}
/*
Array operation by address
Q.1 Write a program to calculate sum of array and find the average.
*/
#include<stdio.h>
float main()
{
int n,i;
float avg,sum=0.0;
printf("Enetr no of elements:\n");
scanf("%d",&n);
int array[n];
printf("Enter array elements:\n");
for(i=0;i<n;i++)
{
scanf("%d",array+i);
sum += *(array+i);
}
avg = sum/n;
printf("The average is %4.2f \n",avg);
}
Array operation by index
Q 2 Array contains age of different person. write a program to find max age and min age from array.
*/
#include<stdio.h>
void main()
{
int n,i,j,k,maxAge=0,minAge=1000;
printf("Enter the number of person:\n");
scanf("%d",&n);
int age[n];
printf("Enter the age:\n");
for(i=0;i<n;i++)
{
scanf("%d",&age[i]);
if( age[i] < minAge )
{
minAge = age[i];
}
if( age[i] > maxAge )
{
maxAge = age[i];
}
}
printf("\nMax age : %d \n",maxAge);
printf("Min age : %d \n",minAge);
}
/*
Array operation by address
Q 2 Array contains age of different person. write a program to find max age and min age from array.
*/
#include<stdio.h>
void main()
{
int n,i,j,k,maxAge=0,minAge=1000;
printf("Enter the number of person:\n");
scanf("%d",&n);
int age[n];
printf("Enter the age:\n");
for(i=0;i<n;i++)
{
scanf("%d",(age+i));
if( *(age+i) < minAge )
{
minAge = *(age+i);
}
if( *(age+i) > maxAge )
{
maxAge = *(age+i);
}
}
printf("\nMax age : %d \n",maxAge);
printf("Min age : %d \n",minAge);
}
accessing array by index
Q3 Find second largest and second smallest element from array.
*/
#include<stdio.h>
#define largest_value 1000
int main()
{
int i,j,k,n;
int max,min,max2,min2,temp1,temp2;
printf("Enter size of array :\n");
scanf("%d",&n);
int array[n];
printf("Enter the elements of array:\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
max=max2 = array[0];
min=min2= largest_value;
for(i=0;i<n;i++)
{
if(array[i]<min)
{
min=array[i];
}
if(array[i]>max)
{
temp2=max;
max=array[i];
max2=temp2;
}
}
for(i=0;i<n;i++)
{ if(array[i]<min2 && array[i]!=min)
min2=array[i]; }
printf("2nd max %d \n2nd min %d \n",max2,min2);
}
/*
accessing array by address
Q3 Find second largest and second smallest element from array.
*/
#include<stdio.h>
#define largest_value 1000
int minmax2();
int main()
{
int i,j,k,n;
int max,min,max2,min2,temp1,temp2;
printf("Enter size of array :\n");
scanf("%d",&n);
int array[n];
printf("Enter the elements of array:\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
minmax2(array,n,&min,&min2,&max,&max2);
}
//function
int minmax2(int *array,int n,int *min,int *min2,int *max,int *max2)
{
int i,temp1,temp2;
*max=*max2 = *array;
*min=*min2= largest_value;
for(i=0;i<n;i++)
{
if(*(array+i)<*min)
{
*min=*(array+i);
}
if(*(array+i)>*max)
{
temp2=*max;
*max=*(array+i);
*max2=temp2;
}
}
for(i=0;i<n;i++)
{ if(*(array+i)<*min2 && *(array+i)!=*min)
*min2=*(array+i); }
printf("2nd max %d \n2nd min %d \n",*max2,*min2);
}
accessing array by index
Q4 Add an element in array at particular index given by user.
*/
#include<stdio.h>
#define maxSize 100
void main()
{
int i,n,index,new,array[maxSize];
printf("Enter the size of array:\n");
scanf("%d",&n);
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
//getting the index and value
printf("Enter the index:\n");
scanf("%d",&index);
printf("Enter element:\n");
scanf("%d",&new);
// inserting the element
// shifting elements upper than the index to next
for(i=n-1;i>=index;i--)
{
array[i+1] = array[i];
}
array[index] = new;
printf("Here is the desired array:\n");
for(i=0;i<=n;i++)
{
printf("array[%d] = %d \n",i,array[i]));
}
}
/*
accessing array by address
Q4 Add an element in array at particular index given by user.
*/
#include<stdio.h>
#define maxSize 100
void main()
{
int i,n,index,new,array[maxSize];
printf("Enter the size of array:\n");
scanf("%d",&n);
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",array+i);
}
//getting the index and value
printf("Enter the index:\n");
scanf("%d",&index);
printf("Enter element:\n");
scanf("%d",&new);
// inserting the element
// shifting elements uper than the index to next
for(i=n-1;i>=index;i--)
{
*(array+i+1) = *(array+i);
}
*(array+index) = new;
printf("Here is the desired array:\n");
for(i=0;i<=n;i++)
{
printf("array[%d] = %d \n",i,*(array+i)));
}
}
Accessing array elements by index
Q5 delete an element in an array at particular index given by user
*/
#include<stdio.h>
#define maxSize 100
void main()
{
int i,n,index,new,array[maxSize];
printf("Enter the size of array:\n");
scanf("%d",&n);
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
//deleting the element
printf("Enter the index:\n");
scanf("%d",&index);
for(i=index;i<n-1;i++)
{
array[i]=array[i+1];
}
printf("The desired array is:\n");
for(i=0;i<n-1;i++)
{
printf("array[%d] = %d\n",i,array[i]);
}
}
/*
Accessing array elements by address
Q5 delete an element in an array at particular index given by user
*/
#include<stdio.h>
#define maxSize 100
void main()
{
int i,n,index,new,array[maxSize];
printf("Enter the size of array:\n");
scanf("%d",&n);
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",array+i);
}
//deleting the element
printf("Enter the index:\n");
scanf("%d",&index);
for(i=index;i<n-1;i++)
{
*(array+i)=*(array+i+1);
}
printf("The desired array is:\n");
for(i=0;i<n-1;i++)
{
printf("array[%d] = %d\n",i,*(array+i));
}
}
Q6 Write a function which return min and max value from an array
*/
#include<stdio.h>
int min(int *array,int n);
int max(int *array,int n);
void main()
{
int i,n,minValue,maxValue;
printf("Enter the size of array:\n");
scanf("%d",&n);
int array[n];
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
minValue = min(array,n);
maxValue = max(array,n);
printf("The min :\t%d\nThe max :\t%d\n",minValue,maxValue);
}
//function for minimum of an array
int min(int *array,int n)
{
int i;
int minimum = *(array);
for(i=0;i<n;i++)
{
if(*(array+i)<minimum)
{
minimum = *(array+i);
}
}
return minimum;
}
//function for maximum of an array
int max(int *array,int n)
{
int i;
int maximum = 0;
for(i=0;i<n;i++)
{
if(*(array+i)>maximum)
{
maximum = *(array+i);
}
}
return maximum;
}
Q 7
Write a program to add weight
create a structure for weight which contains Kg and g
*/
#include<stdio.h>
#define conversion 1000
struct weight{
int kg,gram;
};
main()
{
struct weight w1,w2;
int grandKg,grandGram;
printf("Enter weight 1 :\n");
printf("kg :\t");
scanf("%d",&w1.kg);
printf("\ngram :\t");
scanf("%d",&w1.gram);
printf("Enter weight 2 :\n");
printf("kg :\t");
scanf("%d",&w2.kg);
printf("\ngram :\t");
scanf("%d",&w2.gram);
grandKg = w1.kg + w2.kg ;
grandGram = w1.gram + w2.gram;
if(grandGram >= conversion )
{
grandKg += 1;
grandGram -= conversion ;
}
printf("total weight kg: %d gram %d :\n",grandKg,grandGram);
}
/*
Q 7
Write a program to add weight using pointer .
create a structure for weight which contains Kg and g
*/
#include<stdio.h>
struct weight {
int kg;
int grams;
};
typedef struct weight w;
void add(w *w1,w *w2);
void main()
{
w w1,w2;
printf("enter the weight1 with kg and its grams\n");
scanf("%d%d",&w1.kg,&w1.grams);
printf("enter the weight2 with kg and its grams\n");
scanf("%d%d",&w2.kg,&w2.grams);
add(&w1,&w2);
}
void add(w *w1,w *w2)
{
w p;
p.kg= w1->kg + w2->kg;
if((w1->grams)+(w2->grams)>=1000)
{
p.grams=(w1->grams)+(w2->grams)-1000;
p.kg++;
}
else
{
p.grams=w1->grams+w2->grams;
}
printf("the total weight is %dkg %dgrams",p.kg,p.grams);
}
Thanking you !
This an humble attempt to learn, share, and help !
I hope this will be helpful to you . Please refer this/ check this or if there is error suggest modification/ better algorithms .
Question : 1
/*Array operation by index
Q.1 Write a program to calculate sum of array and find the average.
*/
#include<stdio.h>
float main()
{
int n,i;
float avg,sum=0.0;
printf("Enetr no of elements:\n");
scanf("%d",&n);
int array[n];
printf("Enter array elements:\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
sum += array[i];
}
avg = sum/n;
printf("The average is %4.2f \n",avg);
}
/*
Array operation by address
Q.1 Write a program to calculate sum of array and find the average.
*/
#include<stdio.h>
float main()
{
int n,i;
float avg,sum=0.0;
printf("Enetr no of elements:\n");
scanf("%d",&n);
int array[n];
printf("Enter array elements:\n");
for(i=0;i<n;i++)
{
scanf("%d",array+i);
sum += *(array+i);
}
avg = sum/n;
printf("The average is %4.2f \n",avg);
}
Question : 2
/*Array operation by index
Q 2 Array contains age of different person. write a program to find max age and min age from array.
*/
#include<stdio.h>
void main()
{
int n,i,j,k,maxAge=0,minAge=1000;
printf("Enter the number of person:\n");
scanf("%d",&n);
int age[n];
printf("Enter the age:\n");
for(i=0;i<n;i++)
{
scanf("%d",&age[i]);
if( age[i] < minAge )
{
minAge = age[i];
}
if( age[i] > maxAge )
{
maxAge = age[i];
}
}
printf("\nMax age : %d \n",maxAge);
printf("Min age : %d \n",minAge);
}
/*
Array operation by address
Q 2 Array contains age of different person. write a program to find max age and min age from array.
*/
#include<stdio.h>
void main()
{
int n,i,j,k,maxAge=0,minAge=1000;
printf("Enter the number of person:\n");
scanf("%d",&n);
int age[n];
printf("Enter the age:\n");
for(i=0;i<n;i++)
{
scanf("%d",(age+i));
if( *(age+i) < minAge )
{
minAge = *(age+i);
}
if( *(age+i) > maxAge )
{
maxAge = *(age+i);
}
}
printf("\nMax age : %d \n",maxAge);
printf("Min age : %d \n",minAge);
}
Question : 3
/*accessing array by index
Q3 Find second largest and second smallest element from array.
*/
#include<stdio.h>
#define largest_value 1000
int main()
{
int i,j,k,n;
int max,min,max2,min2,temp1,temp2;
printf("Enter size of array :\n");
scanf("%d",&n);
int array[n];
printf("Enter the elements of array:\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
max=max2 = array[0];
min=min2= largest_value;
for(i=0;i<n;i++)
{
if(array[i]<min)
{
min=array[i];
}
if(array[i]>max)
{
temp2=max;
max=array[i];
max2=temp2;
}
}
for(i=0;i<n;i++)
{ if(array[i]<min2 && array[i]!=min)
min2=array[i]; }
printf("2nd max %d \n2nd min %d \n",max2,min2);
}
/*
accessing array by address
Q3 Find second largest and second smallest element from array.
*/
#include<stdio.h>
#define largest_value 1000
int minmax2();
int main()
{
int i,j,k,n;
int max,min,max2,min2,temp1,temp2;
printf("Enter size of array :\n");
scanf("%d",&n);
int array[n];
printf("Enter the elements of array:\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
minmax2(array,n,&min,&min2,&max,&max2);
}
//function
int minmax2(int *array,int n,int *min,int *min2,int *max,int *max2)
{
int i,temp1,temp2;
*max=*max2 = *array;
*min=*min2= largest_value;
for(i=0;i<n;i++)
{
if(*(array+i)<*min)
{
*min=*(array+i);
}
if(*(array+i)>*max)
{
temp2=*max;
*max=*(array+i);
*max2=temp2;
}
}
for(i=0;i<n;i++)
{ if(*(array+i)<*min2 && *(array+i)!=*min)
*min2=*(array+i); }
printf("2nd max %d \n2nd min %d \n",*max2,*min2);
}
Question : 4
/*accessing array by index
Q4 Add an element in array at particular index given by user.
*/
#include<stdio.h>
#define maxSize 100
void main()
{
int i,n,index,new,array[maxSize];
printf("Enter the size of array:\n");
scanf("%d",&n);
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
//getting the index and value
printf("Enter the index:\n");
scanf("%d",&index);
printf("Enter element:\n");
scanf("%d",&new);
// inserting the element
// shifting elements upper than the index to next
for(i=n-1;i>=index;i--)
{
array[i+1] = array[i];
}
array[index] = new;
printf("Here is the desired array:\n");
for(i=0;i<=n;i++)
{
printf("array[%d] = %d \n",i,array[i]));
}
}
/*
accessing array by address
Q4 Add an element in array at particular index given by user.
*/
#include<stdio.h>
#define maxSize 100
void main()
{
int i,n,index,new,array[maxSize];
printf("Enter the size of array:\n");
scanf("%d",&n);
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",array+i);
}
//getting the index and value
printf("Enter the index:\n");
scanf("%d",&index);
printf("Enter element:\n");
scanf("%d",&new);
// inserting the element
// shifting elements uper than the index to next
for(i=n-1;i>=index;i--)
{
*(array+i+1) = *(array+i);
}
*(array+index) = new;
printf("Here is the desired array:\n");
for(i=0;i<=n;i++)
{
printf("array[%d] = %d \n",i,*(array+i)));
}
}
Question : 5
/*Accessing array elements by index
Q5 delete an element in an array at particular index given by user
*/
#include<stdio.h>
#define maxSize 100
void main()
{
int i,n,index,new,array[maxSize];
printf("Enter the size of array:\n");
scanf("%d",&n);
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
//deleting the element
printf("Enter the index:\n");
scanf("%d",&index);
for(i=index;i<n-1;i++)
{
array[i]=array[i+1];
}
printf("The desired array is:\n");
for(i=0;i<n-1;i++)
{
printf("array[%d] = %d\n",i,array[i]);
}
}
/*
Accessing array elements by address
Q5 delete an element in an array at particular index given by user
*/
#include<stdio.h>
#define maxSize 100
void main()
{
int i,n,index,new,array[maxSize];
printf("Enter the size of array:\n");
scanf("%d",&n);
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",array+i);
}
//deleting the element
printf("Enter the index:\n");
scanf("%d",&index);
for(i=index;i<n-1;i++)
{
*(array+i)=*(array+i+1);
}
printf("The desired array is:\n");
for(i=0;i<n-1;i++)
{
printf("array[%d] = %d\n",i,*(array+i));
}
}
Question : 6
/*Q6 Write a function which return min and max value from an array
*/
#include<stdio.h>
int min(int *array,int n);
int max(int *array,int n);
void main()
{
int i,n,minValue,maxValue;
printf("Enter the size of array:\n");
scanf("%d",&n);
int array[n];
printf("Enter array elements :\n");
for(i=0;i<n;i++)
{
scanf("%d",&array[i]);
}
minValue = min(array,n);
maxValue = max(array,n);
printf("The min :\t%d\nThe max :\t%d\n",minValue,maxValue);
}
//function for minimum of an array
int min(int *array,int n)
{
int i;
int minimum = *(array);
for(i=0;i<n;i++)
{
if(*(array+i)<minimum)
{
minimum = *(array+i);
}
}
return minimum;
}
//function for maximum of an array
int max(int *array,int n)
{
int i;
int maximum = 0;
for(i=0;i<n;i++)
{
if(*(array+i)>maximum)
{
maximum = *(array+i);
}
}
return maximum;
}
Question : 7
/*Q 7
Write a program to add weight
create a structure for weight which contains Kg and g
*/
#include<stdio.h>
#define conversion 1000
struct weight{
int kg,gram;
};
main()
{
struct weight w1,w2;
int grandKg,grandGram;
printf("Enter weight 1 :\n");
printf("kg :\t");
scanf("%d",&w1.kg);
printf("\ngram :\t");
scanf("%d",&w1.gram);
printf("Enter weight 2 :\n");
printf("kg :\t");
scanf("%d",&w2.kg);
printf("\ngram :\t");
scanf("%d",&w2.gram);
grandKg = w1.kg + w2.kg ;
grandGram = w1.gram + w2.gram;
if(grandGram >= conversion )
{
grandKg += 1;
grandGram -= conversion ;
}
printf("total weight kg: %d gram %d :\n",grandKg,grandGram);
}
/*
Q 7
Write a program to add weight using pointer .
create a structure for weight which contains Kg and g
*/
#include<stdio.h>
struct weight {
int kg;
int grams;
};
typedef struct weight w;
void add(w *w1,w *w2);
void main()
{
w w1,w2;
printf("enter the weight1 with kg and its grams\n");
scanf("%d%d",&w1.kg,&w1.grams);
printf("enter the weight2 with kg and its grams\n");
scanf("%d%d",&w2.kg,&w2.grams);
add(&w1,&w2);
}
void add(w *w1,w *w2)
{
w p;
p.kg= w1->kg + w2->kg;
if((w1->grams)+(w2->grams)>=1000)
{
p.grams=(w1->grams)+(w2->grams)-1000;
p.kg++;
}
else
{
p.grams=w1->grams+w2->grams;
}
printf("the total weight is %dkg %dgrams",p.kg,p.grams);
}
Thanking you !
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