Added previous assignments

Assignment 1/main.c

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+/*
+ * Student: S.K Soekhlal
+ * Number: 4860632
+ * Assignment: 1.3
+ */
+
+#include<stdio.h>
+#include<stdlib.h>
+
+int main(){
+    double c,k=0,f=0; /*Declaring variables*/
+    scanf("%lf",&c); /*Storing an inputted value in variable C(for celsius)*/
+    k = c + 273.15; /*Calculating temperature in Kelvin*/
+    f = (c*1.8)+32; /*Calculating temperature in Fahrenheit*/
+    printf("C\tK\tF\n");      
+    printf("%.2f\t%.2f\t%.2f\n",c,k,f); /*printing values*/
+    return 0;
+}

Assignment 2/.vscode/tasks.json

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+{
+    // See https://go.microsoft.com/fwlink/?LinkId=733558 
+    // for the documentation about the tasks.json format
+    "version": "2.0.0",
+    "tasks": [
+        {
+            "type": "shell",
+            "label": "gcc.exe build active file",
+            "command": "C:\\MinGW\\bin\\gcc.exe",
+            "args": [
+                "-g",
+                "-ansi",
+                "-pedantic",
+                "-Wall",
+                "-lm",
+                "${file}",
+                "-o",
+                "${fileDirname}\\${fileBasenameNoExtension}.exe"
+            ],
+            "options": {
+                "cwd": "C:\\MinGW\\bin"
+            },
+            "problemMatcher": [
+                "$gcc"
+            ],
+            "group": {
+                "kind": "build",
+                "isDefault": true
+            }
+        }
+    ]
+}

Assignment 2/main.c

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+/*
+ *Student: S.K Soekhlal
+ * Number: 4860632
+ * Assignment: 1.4
+ */
+
+#include<stdio.h>
+#include<stdlib.h>
+#include<math.h>
+
+int main(){
+    double a,r,b=0,sum=0; /*Declaring variables*/
+    int N;
+    scanf("%lf%d%lf",&a,&N,&r); /*Storing inputted values in variables*/
+    for(;N>=0;--N){         /*Starting for loop to calculate sum*/
+        b = a * (pow(r,N)); /*calculating sum*/
+        sum += b;
+    }
+    printf("%.2f\n", sum);  /*Printing sum on the screen*/
+    return 0;
+}

Assignment 3/.vscode/settings.json

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+{
+    "files.associations": {
+        "stdio.h": "c"
+    }
+}

Assignment 3/main.c

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+/*
+ *Student: S.K Soekhlal
+ * Number: 4860632
+ * Assignment: 2.12
+ */
+#include<stdio.h>
+#include<stdlib.h>
+#include<math.h>
+
+int main(){
+    int a=0,i,temp=0; /*Declaring variables*/
+    scanf("%d",&a); /*Storing user input in variabl a*/
+    if(a < 2){  /*Testing if input is 0 or 1*/
+        printf("%d is not a prime number\n",a); /*We don't see 1 as a prime number*/
+    }
+    else
+    {
+        for(i=2; pow(i,2)<=a; i++){  /*using for loop to determine if input is not prime*/
+            if (a%i == 0){  /*If remainder of a/i = 0 then the number is not prime*/
+                temp = 1;
+                break;
+            }
+        }
+        if(temp == 1){
+            printf("%d is not a prime number\n",a);  
+            }
+        else{
+            printf("%d is a prime number\n",a);
+        }
+    }
+    return 0;
+}

Assignment 4/2.c

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+#include <math.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int is_prime(int number)
+{ /*Function decleration and definition */
+    int x, temp = 0;
+    printf("%d is being checked\n",number);
+    for (x = 2; pow(x, 2) >= number; x++) { /*using for loop to determine if input is not prime*/
+            printf("%d \t am in loop\n",number);
+        if (number < 2) { /*If number is 0 or 1, it is not prime*/
+            temp = 1;
+            printf("%d is below 2, is not prime\n",number);
+        }
+        if (number % x == 0) { /*If remainder of input/x^2 = 0 then the number is not prime*/
+            temp = 1;
+            printf("%d has another divisor, is not prime\n",number);
+            break;
+        }
+    }
+    if (temp == 0) { /*Print out number if the value of temp is not equal to 1 (so it outputs only prime number)*/
+        printf("%d\n", number);
+    }
+    return number;
+}
+
+int main()
+{
+    int lower_limit, upper_limit, i; /*Declaring variables*/
+    scanf("%d%d", &lower_limit, &upper_limit); /*Storing user input in lower and upper limit variables*/
+    for (i = lower_limit; i <= upper_limit; i++) { /*using for loop to call is_prime function to calculate if the number is prime*/
+        is_prime(i);
+    }
+    return 0;
+}

Assignment 4/main.c

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+/*
+ *Student: S.K Soekhlal
+ * Number: 4860632
+ * Assignment: 3.3
+ */
+#include<stdio.h>
+#include<stdlib.h>
+#include<math.h>
+
+int is_prime(int number){       /*Function decleration and definition */
+    int x;
+            if(number < 2){     /*If number is 0 or 1, it is not prime*/
+            return 0;
+        }
+    for(x=2; pow(x,2)<=number; x++){  /*using for loop to determine if input is not prime*/
+        if (number%x == 0){  /*If remainder of input/x^2 = 0 then the number is not prime*/
+            return 0;
+        }
+    }
+    return 1;
+}
+
+int main(){
+    int lower_limit,upper_limit,i; /*Declaring variables*/
+    scanf("%d%d",&lower_limit,&upper_limit); /*Storing user input in lower and upper limit variables*/
+    for(i=lower_limit; i <= upper_limit; i++){  /*using for loop to call is_prime function to calculate if the number is prime*/
+        if(is_prime(i) == 1){
+            printf("%d\n",i);
+        }
+    }
+    return 0;
+}