Add 2023 Feb Tutorials and Answers

Tutorials/2023 Feb Tutorials/Tutorial-01/Tute1ex3-1.c

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+// Exercise 3 - 2
+// Traveling Expenditure Calculator
+
+#include <stdio.h>
+
+int main(void)
+{
+    int bus1, bus2, bus3, expenditure; //declaration
+
+    //initialize
+    bus1 = 50; // bus1 fare
+    bus2 = 60; // bus2 fare
+    bus3 = 70; // bus3 fare
+
+    expenditure = (bus1 + bus2 + bus3) * 5 * 14; // Calculate expenditure for semester
+
+    printf("Bus 01 fare = Rs.%d\n", bus1);
+    printf("Bus 02 fare = Rs.%d\n", bus2);
+    printf("Bus 03 fare = Rs.%d\n", bus3);
+    printf("Traveling Expenditure for Entire semester = Rs.%d\n", expenditure);
+
+    return 0;
+}
+
+// Method 2 - Using Functions
+
+// int expend(int bus1, int bus2, int bus3)
+// {
+//     int e;
+//     e = (bus1 + bus2 + bus3) * 5 * 14;
+//     return e;
+// }
+
+// int main(void)
+// {
+//     int bus1, bus2, bus3;
+
+//     printf("enter buses fare: ");
+//     scanf("%d%d%d", &bus1, &bus2, &bus3);
+//     printf("Traveling Expenditure for Entire semester = %d\n", expend(bus1, bus2, bus3));
+
+//     return 0;
+// }

Tutorials/2023 Feb Tutorials/Tutorial-01/Tute1ex3-2.c

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+// Exersice 3 - 3
+// Bonus Calculate
+
+#include <stdio.h>
+
+int main (void)
+{
+    int salary, bonus; //declaration
+
+    printf("Enter your salary: "); //initialization
+    scanf("%d", &salary);
+
+    bonus = (salary / 100) * 20; // Calculate  Bonus
+
+    // printf("Salary = %d\n", salary);
+    printf("Bonus = %d\n", bonus); // output
+
+    return 0;
+}

Tutorials/2023 Feb Tutorials/Tutorial-01/Tute1ex3-3.c

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+// Exersice 3 - 1
+// Fahrehite to Celsius Calculate
+
+#include <stdio.h>
+
+int main (void)
+{
+    int fa, cels; //declaration
+
+    printf("Enter Temperature(Celsius): "); //initialization
+    scanf("%d", &cels);
+
+    fa = (cels * 9/5) + 32; // Calculate  Fahrehite Value
+
+    printf("Fahrehite = %d\n", fa); // output
+
+    return 0;
+}
+

Tutorials/2023 Feb Tutorials/Tutorial-02/Tute2ex1.c

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+//Exercise 1: Practice how to use variables in printf statement
+
+#include <stdio.h>
+
+int main(void)
+{
+    int x =2, y = 3;
+    float z = 45.567;
+
+    printf("*\n**\n***\n****\n*****\n");
+
+    printf("%d\n", x + x);
+
+    printf("x = \n");
+
+    printf("x=%d\n", x);
+
+    printf("%d = %d", x+y, y+x);
+    /* printf( "%d", x+y ); */
+
+    printf("\n");
+
+    printf("value is %.2f\n", z);
+
+    return 0;
+}

Tutorials/2023 Feb Tutorials/Tutorial-02/Tute2ex3.c

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+// Exercise 3: Practice scanf statement in a C program
+
+#include <stdio.h>
+
+int main(void)
+{
+    int mark1,mark2,total; // declaration
+
+    printf("Enter Your Marks: ");
+    scanf("%d", &mark1); // get mark one input
+
+    printf("Enter Your Marks: ");
+    scanf("%d", &mark2); // get mark two input
+
+    total = mark1+mark2; // calculate total marks
+
+    printf("Total Marks = %d\n", total); // display total marks
+
+    // calculate and display Average marks (convert int to float using type conversion.)
+
+    printf("Average Marks = %.1f\n", (float)total / 2); // with type conversion
+
+    // printf("Average Marks = %d\n", total / 2); // without tyoe conversion
+
+    return 0;
+} // end function main

Tutorials/2023 Feb Tutorials/Tutorial-02/Tute2ex4.c

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+#include <stdio.h>
+
+// Structure
+struct item {
+    int itemNo;
+    float price;
+    int quantity;
+} item1, item2;
+
+// Main Function
+int main(void) {
+
+    // get item1 details
+    printf("Enter item 1 itemNo: ");
+    scanf("%d", &item1.itemNo);
+    printf("Enter item 1 price: ");
+    scanf("%f", &item1.price);
+    printf("Enter item 1 quantity: ");
+    scanf("%d", &item1.quantity);
+
+    printf("\n"); // for blank line
+
+    //get item2 details
+    printf("Enter item 2 itemNo: ");
+    scanf("%d", &item2.itemNo);
+    printf("Enter item 2 price: ");
+    scanf("%f", &item2.price);
+    printf("Enter item 2 quantity: ");
+    scanf("%d", &item2.quantity);
+
+    printf("\n"); // for blank line
+
+    // output
+    printf("|%-9s|%-10s|%-11s|\n", "Item No", "Price", "Quantity");
+
+    printf("|%9d|%10.2f|%11d|\n", item1.itemNo, item1.price , item1.quantity);
+    printf("|%9d|%10.2f|%11d|\n", item2.itemNo, item2.price , item2.quantity);
+
+    return 0;
+} // end of main Function

Tutorials/2023 Feb Tutorials/Tutorial-03/Tute3ex2.c

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+/*
+Exercise 2: Practice arithmetic operators in C
+Write a program that inputs one five-digit number, separates the number into its individual
+*/
+
+#include <stdio.h>
+
+int main(void)
+{
+    int num;
+
+    printf("Enter your (Five-Digit) Number: ");
+    scanf("%d", &num); // input
+
+    // check number digits
+    if (num > 9999 && num <= 99999) {
+        printf("%d ", (num / 10000) % 10); //get the first Number
+        printf("%d ", (num / 1000) % 10); // get the second number
+        printf("%d ", (num / 100) % 10); // get the third number
+        printf("%d ", (num / 10) % 10); // get the fourth number
+        printf("%d \n", num % 10); // get the fifth number
+    }
+    else
+        printf("Five digit numbers only\n");
+
+    return 0;
+
+}

Tutorials/2023 Feb Tutorials/Tutorial-03/Tute3ex3.c

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+#include<stdio.h>
+
+int main(void)
+{
+    int i, j, k, m;
+
+    i = 1;
+    j = 2;
+    k = 4;
+    m = 0;
+
+    printf("%d\n", i == 1);
+
+    printf("%d\n", j == 3);
+
+    printf("%d\n", i  >=  1  &&  j < 4);
+
+    printf("%d\n", k + m < j || 3 - j  >=  k);
+
+    printf("%d\n", !m);
+
+    printf("%d\n", !( j - m ));
+
+    return 0;
+}
+
+
+

Tutorials/2023 Feb Tutorials/Tutorial-03/Tute3ex4-1.c

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+#include <stdio.h>
+
+int main(void)
+{
+    int mark1, mark2, avg;
+
+    printf("Enter Sub 1 Mark: ");
+    scanf("%d", &mark1);
+
+    printf("Enter Sub 2 Mark: ");
+    scanf("%d", &mark2);
+
+    avg = (mark1 + mark2) /2;
+
+    if ( avg >= 45)
+        printf("Pass\n");
+    else
+        printf("Fail\n");
+
+    return 0;
+
+}

Tutorials/2023 Feb Tutorials/Tutorial-03/Tute3ex4-2(extended).c

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+/*
+Enter the gender and the age of a person from the keyboard and display
+“SeniorMale” or “SeniorFemale”. Age greater than or equal to 65 is taken as
+*/
+#include <stdio.h>
+#include <string.h>
+
+int main(void)
+{
+    int age;
+    char gen[10];
+    char ma[10] = "male";
+    char fe[10] = "female";
+
+    printf("Enter age: ");
+    scanf("%d", &age);
+
+    printf("Enter Gender: ");
+    scanf("%s", gen);
+
+    int comp = strcmp(gen, ma);
+    int comp2 = strcmp(gen, fe);
+
+    if (age >= 65 && comp == 0)
+        printf("Senior Male\n");
+    else if (age >= 65 && comp2 == 0)
+        printf("Senior Female\n");
+    else
+        printf("Failed");
+
+    return 0;
+
+}

Tutorials/2023 Feb Tutorials/Tutorial-03/Tute3ex4-3.c

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+/*
+Enter the mark obtained for IP module and display the grade based on the
+*/
+
+#include<stdio.h>
+
+int main(void)
+{
+    int mark;
+
+    printf("Enter Your Marks: ");
+    scanf("%d", &mark);
+
+    if (100 >= mark && 80 <= mark)
+        printf("Your Grade is A\n");
+    else if (79 >= mark && 70 <= mark)
+        printf("Your Grade is B\n");
+    else if (69 >= mark && 45 <= mark)
+        printf("Your Grade is C\n");
+    else if (45 > mark)
+        printf("Your Grade is F\n");
+    else
+        printf("Invalid Input\n");
+
+    return 0;
+}

Tutorials/2023 Feb Tutorials/Tutorial-04/Tute4ex1.c

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+/*
+Write a C program to input an integer from the keyboard and convert the number into a positive
+number, if the user input is a negative value.
+
+Hint : if x is negative ,  -x is positive;
+
+Eg: if user enters 5, display 5
+       if user enters -2, display 2
+*/
+#include <stdio.h>
+
+int main(void)
+{
+    int num;
+
+    printf("Enter Number: ");
+    scanf("%d", &num); // get input for num
+
+    if (num < 0) {
+        num = -num;
+    }
+
+    printf("%d\n", num);
+
+    return 0;
+
+} //end of main function