AI Coding & CSE Fundamentals

//Program to perform sum of individual row and column of 3X3 matrix, read the elements of matrix. #include<stdio.h> int main() {int m[3][3],i,j,sr,sc; for(i=0;i<3;i++) { for(j=0;j<3;j++) { printf("Enter the element at m[%d][%d]:",i,j); scanf("%d",&m[i][j]); } } printf("The matrix is:\n"); for(i=0;i<3;i++) { for(j=0;j<3;j++) { printf("%d\t",m[i][j]); } printf("\n"); } for(i=0;i<3;i++) { sr=0,sc=0; for(j=0;j<3;j++) { sr=sr+m[i][j]; sc=sc+m[j][i]; } printf("Th sum of row %d:%d\n",i,sr); printf("The sum of column %d:%d\n",i,sc); } }

//Program to read 2X3 matrix and print transpose of it (3X2). #include <stdio.h> int main() { int m[2][3],i,j; for(i=0;i<2;i++) { for(j=0;j<3;j++) { printf("Enter the element at m[%d][%d]:",i,j); scanf("%d",&m[i][j]); } } printf("The matrix is:\n"); for(i=0;i<2;i++) { for(j=0;j<3;j++) { printf("%d\t",m[i][j]); } printf("\n"); } printf("The transposed matrix is:\n"); for(i=0;i<3;i++) { for(j=0;j<2;j++) { printf("%d\t",m[j][i]); } printf("\n"); } return 0; }

//Program to print 2X3 matrix and find sum of all elemets in it. #include <stdio.h> int main() { int m[2][3],i,j,sum=0; for(i=0;i<2;i++) { for(j=0;j<3;j++) { printf("Enter the element at m[%d][%d]:",i,j); scanf("%d",&m[i][j]); sum=sum+m[i][j]; } } printf("The matrix is:\n"); for(i=0;i<2;i++) { for(j=0;j<3;j++) { printf("%d\t",m[i][j]); } printf("\n"); } printf("Sum of all the elements of matrix:%d",sum); return 0; }

/*Program to read 2 arrays of size 5 and store integers in them ,then calculate the sum of corresponding elements of those two array's and store the result in third array .*/ #include <stdio.h> int main() { int a[5],b[5],c[5]; printf("Enter the elements of first array:\n"); for(int i=0;i<5;i++) { printf("Enter the Element at %d index:",i); scanf("%d",&a[i]); } printf("Enter the elements of second array:\n"); for(int i;i<5;i++) { printf("Enter the Element at %d index:",i); scanf("%d",&b[i]); } printf("Elements of Third Array after calculating sum of 2 arrays:\n"); for(int i=0;i<5;i++) { c[i]=a[i]+b[i]; printf("The Element at index %d is :%d\n",i,c[i]); } return 0; }

//Program to read array of 10 integers and count number of even and odd elements. #include <stdio.h> int main() { int n[10],even=0,odd=0; for(int i=0;i<10;i++) { printf("Enter element at index %d:",i); scanf("%d",&n[i]); if(n[i]%2==0){ even++; } else{ odd++; } } printf("Total number of even numbers are:%d\n",even); printf("Total number of odd numbers are:%d\n",odd); return 0; }

//Program to read marks of 5 subjects and calculate total marks and average. #include <stdio.h> int main() { float marks[5],sum=0.0; float avg; for(int i=0;i<5;i++) { printf("Enter marks in Subject %d:",i+1); scanf("%f",&marks[i]); sum=sum+marks[i]; } avg=sum/5; printf("Total marks obtained:%.2f\n",sum); printf("Average:%f",avg); return 0; }

//Program to read elements of array and print them. #include <stdio.h> int main() { int a[5],i; for(i=0;i<5;i++) //for loop for reading elements of array { printf("Enter the element at %d index:",i); scanf("%d",&a[i]); } for(i=0;i<5;i++) { printf("\nThe element at %d index is :%d",i,a[i]); //for loop for printing elements of array } return 0; }

//Program for size of operator. #include<stdio.h> int main(){ int a=6; printf("size of a:%d",sizeof(a)); return 0; }

//Program for understanding bitwise operators. #include<stdio.h> int main(){ int a=3,b=1; printf("a&b=%d\n",a&b); //Bitwise and(&) //0011 :3 //0001 :1 //-------if we perforn and on above two values //0001 :1 ,Result will be 1. printf("a|b :%d\n",a|b); //Bitwise or(|) //0011:3 //0001:1 //-------if we perform or on above two values //0011:3 ,Result will be 3. printf("a>>b:%d\n",a>>b); //right shift(>>) // 3>>1 // 0011:3 // 0001:1(after shifting to right) printf("a<<b:%d",a<<b); //left shift(<<) //3<<1 //0011:3 //0110:6(after shifting to left) return 0; }

//Program for understanding logical operators. #include<stdio.h> int main(){ int a=6,b=3; printf("a==6 && a>b :%d\n",a==6 && a>b); //In case of and(&&) the result is True(1),if and only if both conditions gets evaluated to True(1). printf("a>b b>a:%d\n",a>b b>a); //In case of or(||) The result is True,if any one condition is True(1) no matter about second condition. printf("!a:%d",!a); //If the value of a is True(1) then the not(!) operator evaluate the value to False(0) and vice versa. return 0; }

//Program for understanding relational operators. #include<stdio.h> int main(){ int a=10,b=9; printf("a==b:%d\n",a==b); // 0:False printf("a!=b:%d\n",a!=b); // 1:True printf("a>b:%d\n",a>b); // 1:True printf("a<b:%d\n",a<b); //0:False printf("a>=b:%d\n",a>=b); //1:True printf("a<=b:%d",a<=b); //0:False return 0; }

//Program for understanding assignment operators. #include<stdio.h> int main(){ int a=10; //a is assigned with a value 10 printf("a:%d\n",a); a+=4; // a=a+6 printf("a:%d\n",a); a-=3; //a=a-3 printf("a:%d\n",a); a*=2; //a=a*2 printf("a:%d\n",a); a/=11; //a=a/11 printf("a:%d\n",a); a%=2; //a=a%2 printf("a:%d\n",a); return 0; }

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As per above poll many of them want programs from basic topics to hard ill upload them as soon as possible.

//Program for understanding increment and decrement operators. //pre decrement. #include<stdio.h> int main(){ int a=10; int b=--a; //pre decrement:the actual value of a is first decremented by 1 and assigned to b . printf("The value of a:%d and b: %d",a,b); return 0; }

//Program for understanding increment and decrement operators. //post decrement. #include<stdio.h> int main(){ int a=10; int b=a--; //post decrement:the actual value of a is first assigned to b and then the value of a is decremented by 1. printf("The value of a:%d and b: %d",a,b); return 0; }

//Program for understanding increment and decrement operators. //pre increment. #include<stdio.h> int main(){ int a=10; int b=++a; //pre increment:the actual value of a is first incremented by 1 and assigned to b. printf("The value of a:%d and b: %d",a,b); return 0; }

//Program for understanding increment and decrement operators. //post increment. #include<stdio.h> int main(){ int a=10; int b=a++; //post increment:the actual value of a is first assigned to b and next the value of a will be incremented by 1. printf("The value of a:%d and b: %d",a,b); return 0; }

//Program for understanding arithmetic operators. #include<stdio.h> int main(){ int a=10,b=5; printf("Addition of a and b:%d\n",a+b); printf("Subraction of a and b:%d\n",a-b); printf("Multiplication of a and b:%d\n",a*b); printf("Division of a and b:%d\n",a/b); printf("Modulo of a and b:%d",a%b); return 0; }