initial commit

Author: pranav2012

Lab_1/Q1/Minimum_Element_in_Array.cpp

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+#include <stdio.h>
+
+int main(){
+    int arr[5];
+    for(int i=0;i<5;i++){
+        printf("enter element %d: ",i+1);
+        scanf("%d",&arr[i]);
+    }
+    int small=arr[0];
+    int pos=0;
+    for(int i=0;i<5;i++)
+    {
+        if(arr[i]<small){
+            small=arr[i];
+            pos=i+1;
+        }
+    }
+    printf("will be %d at position %d",small,pos);
+    return 0;
+}

Lab_1/Q1/Minimum_Element_in_Array.exe

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+#include<iostream>
+
+using namespace std;
+
+int main(){
+    int number[4],largest,pos=0;
+    for(int i=0;i<4;i++){
+        cout<<"enter element "<<i+1<<": ";
+        cin>>number[i];
+        pos=i;
+    }
+    number[0]>number[1] && number[0]>number[2]?largest=number[0]:number[1]>number[2]?largest=number[1]:largest=number[2];
+    cout<<"largest number is "<<largest<<" at position "<<pos;
+}

Lab_1/Q1/Output.PNG

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+#include <stdio.h>
+int main()
+{
+int a, i, j;
+for(a = 1;a <= 3;a++)
+{
+for(i = 3;i > a;i--)
+{
+printf(" ");
+}
+for(j = 1;j <= a;j++)
+{
+printf("%d", j);
+}
+printf("\n");
+}
+}

Lab_1/Q2/Large_of_2_Num_using_Conditional_Opp.cpp

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+#include<iostream>
+
+using namespace std;
+
+int main(){
+    int opp;
+    cout<<"\n1.Press 1 to print table of entered number";
+    cout<<"\n2.press 2 to exit";
+    cout<<"\nenter your choice: ";
+    cin>>opp; 
+    switch (opp)
+    {
+    case 1:
+        int number;
+        cout<<"\nenter number to display its table: ";
+        cin>>number;
+        for(int i=1;i<=10;i++)
+            cout<<number<<"x"<<i<<"="<<i*number<<"\n";
+        break;
+    case 2:
+        exit(0);
+        break;
+    default:
+        cout<<"wrong choice!";
+        break;
+    }
+}

Lab_1/Q2/Large_of_2_Num_using_Conditional_Opp.exe

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+#include <math.h> 
+#include <stdio.h> 
+
+void insertionSort(int arr[], int n){ 
+	int i, key, j; 
+	for (i = 1; i < n; i++){ 
+		key = arr[i]; 
+		j = i - 1; 
+		while (j >= 0 && arr[j] > key){ 
+			arr[j + 1] = arr[j]; 
+			j = j - 1; 
+		} 
+		arr[j + 1] = key; 
+	} 
+}
+
+void printArray(int arr[], int n){ 
+	int i; 
+	for (i = 0; i < n; i++) 
+		printf("%d ", arr[i]); 
+	printf("\n"); 
+} 
+
+int main(){ 
+	int n;
+	printf("enter size of array: ");
+	scanf("%d",&n);
+	int arr[n];
+	for(int i=0;i<n;i++){
+        printf("enter element %d: ",i+1);
+        scanf("%d",&arr[i]);
+    }
+	insertionSort(arr, n); 
+	printArray(arr, n); 
+	return 0; 
+} 
+

Lab_1/Q2/Output.PNG

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+#include<iostream>
+#include<string.h>
+
+using namespace std;
+
+int main(){
+    char string[10],string1[10];
+    cout<<"enter any string: ";
+    gets(string);
+    int len=strlen(string);
+    for(int i=0;i<len;i++){
+        string1[i]=string[i];
+    }
+    cout<<"the copied string is " << string1;
+    return 0;
+}

Lab_1/Q3/NumberPattern.cpp

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+#include<iostream>
+#include<string.h>
+
+using namespace std;
+
+int main(){
+    char str[100];
+    cout<<"enter any sentence: ";
+    gets(str);
+    int len=strlen(str),count=1;
+    for(int i=0;i<len;i++){
+        if(str[i]==' '){
+            count++;
+        }
+    }
+    cout<<"there are "<< count<<" words in the string";
+}

Lab_1/Q3/NumberPattern.exe

@@ -0,0 +1,17 @@
+#include<iostream>
+#include<string.h>
+
+using namespace std;
+
+int main(){
+char str[50],temp;
+cout<<"enter any string: ";
+gets(str);
+int len=strlen(str)-1;
+for(int i=0; i<len;i++,len--){
+    temp=str[i];
+    str[i]=str[len];
+    str[len]=temp;
+}
+cout<<"Reversed string is: "<<str;
+}

Lab_1/Q3/Output.PNG

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+#include <Iostream>
+#include<string.h>
+
+using namespace std;
+
+int check_vowel(char str);
+int main()
+{
+    char str[100],new_str[100];
+    cout<<"enter a string: ";
+    gets(str);
+    int count=0;
+    for(int i=0;str[i]!='\0';i++)
+    {
+        if(check_vowel(str[i]) == 0)
+        {
+            new_str[count] = str[i];
+            count++;
+        }
+    }
+    cout<<new_str;
+    return 0;
+}
+int check_vowel(char ch)
+{
+    char vow[10]={'a','e','i','o','u','A','E','I','O','U'};
+    int flag=0;
+     for(int j=0;j<strlen(vow);j++){
+            if(ch==vow[j]){
+            flag=1;
+            }
+     }
+    if(flag==1)
+    return 1;
+    else
+        return 0;
+}

Lab_1/Q4/Output.PNG

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+#include<iostream>
+
+using namespace std;
+
+class Addition{
+    private:
+        int var1;
+        int var2;
+        int sum;
+    public:
+        int displaysum(){
+            return sum;
+        }
+        Addition(){
+           cout<<"enter 1st variable: ";
+            cin>>var1;
+            cout<<"enter 2nd variable: ";
+            cin>>var2;
+            sum=var1+var2;
+        }
+};
+
+int main(){
+    Addition obj;
+    cout<<"sum is: "<<obj.displaysum();
+}

Lab_1/Q4/Table_of_a_Number.cpp

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+#include<iostream>
+
+using namespace std;
+
+class Prime{
+    private:
+        int number;
+        bool is_prime;
+
+        void prime_no(){
+            for(int i=2;i<=number/2;i++){
+                if(number%i==0){
+                    is_prime=false;
+                    break;
+                }
+            }
+            is_prime?cout<<number<<" is a prime number":cout<<number<<" is not a prime number";
+        }
+    public:
+        Prime(){
+            is_prime=true;
+            cout<<"enter number:";
+            cin>>number;
+            prime_no();
+        }
+};
+
+int main(){
+    Prime obj;
+}

Lab_1/Q4/Table_of_a_Number.exe

@@ -0,0 +1,36 @@
+#include<iostream>
+#include<string.h>
+
+using namespace std;
+
+class Student{
+    private:
+        int age;
+        int roll_no;
+        char section;
+        string name;
+        string crs;
+    public:
+        Student(){
+            cout<<"your name: ";
+            getline(cin,name);
+            cout<<"your course: ";
+            getline(cin,crs);
+            cout<<"your age: ";
+            cin>>age;
+            cout<<"your section: ";
+            cin>>section;
+            cout<<"your roll number: ";
+            cin>>roll_no;
+        }
+        void getdata(){
+            cout<<"name of the student is "<<name;
+            cout<<", "<<name<<" is "<<age<<" years old";
+            cout<<", "<<name<<" is doing "<<crs<<" section is "<<section<<" and roll number is "<< roll_no;
+        }
+};
+
+int main(){
+    Student obj;
+    obj.getdata();
+}

Lab_1/Q5/InsertionSort.cpp

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+#include<iostream>
+using namespace std;
+class rectangle{
+    private:
+        float length;
+        float breath;
+        float area;
+        void calc(){
+            this->area=length*breath;
+        }
+    public:
+        rectangle(float l, float b){
+            this->length=l;
+            this->breath=b;
+            calc();
+        }
+        void compare(rectangle object){
+            this->area > object.area ? cout<<"area of rectangle 1 is: "<< 
+            this->area <<" which is bigger than rectangle 2" : this->area < object.area?cout<<"area of rectangle 2 is: "
+            <<object.area<<" which is bigger than rectangle 1":cout<<"they both are equal";
+        }
+};
+int main(){
+    float len[2],brt[2];
+    for(int i=0;i<2;i++){
+        cout<<"enter length of rectangle "<<i+1<<": ";
+        cin>>len[i];
+        cout<<"enter breath of rectangle "<<i+1<<": ";
+        cin>>brt[i];
+    }
+    rectangle obj1(len[0],brt[0]),obj2(len[1],brt[1]);
+    obj1.compare(obj2);
+    }

Lab_1/Q5/InsertionSort.exe

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+#include<iostream>
+#include<string.h>
+
+using namespace std;
+
+class privatemem{
+    private:
+        string data;
+        int i;
+    public:
+        privatemem(){
+            this->data="this is a secret mesage";
+            i=5;
+        }
+};
+int main(){
+    privatemem obj;
+    string *ptr = (string *)&obj;
+    cout<<*ptr;
+}

Lab_1/Q5/Output.PNG

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+#include<iostream>
+
+using namespace std;
+
+class statics{
+    static int i;
+    statics(){
+        i++;
+    }
+};
+
+int statics :: i = 0;
+
+int main(){
+   statics obj();
+}