Week 1 assignment submit.

Week1/Solutions/Soumyajit mallick/task 1/P1A1.c

@@ -0,0 +1,26 @@
+#include <stdio.h>
+
+int main()
+{
+    int year;
+    printf("Enter a year :");
+    scanf("%d", &year);
+    if (year % 400 == 0)
+    {
+        printf("This is a leap year.");
+    }
+    else if (year % 100 == 0)
+    {
+        printf("This is not a leap year.");
+    }
+    else if (year % 4 == 0)
+    {
+        printf("This is a leap year.");
+    }
+    else
+    {
+        printf("This is not a leap year.");
+    }
+
+    return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/P2A1.c

@@ -0,0 +1,19 @@
+#include <stdio.h>
+
+int main()
+{
+    int m1, m2, m3, m4, m5;
+    int total;
+    float average, percentage;
+    printf("Enter five marks:\n");
+    scanf("%d%d%d%d%d", &m1, &m2, &m3, &m4, &m5);
+    total = m1 + m2 + m3 +
+            m4 + m5;
+    average = (m1 + m2 + m3 + m4 + m5) / 5;
+    percentage = ((m1 + m2 + m3 + m4 + m5) / 500) * 100;
+    printf("total marks=%d\n", total);
+    printf("average marks=%f\n", average);
+    printf("percentage mark=%f\n", percentage);
+
+    return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/P3A1.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+
+int main()
+{
+    float l;
+    float meter, kilometer;
+    printf("Enter length in cm :");
+    scanf("%f", &l);
+    meter = l / 100;
+    kilometer = l / 1000;
+    printf("Length in meter=%f\n", meter);
+    printf("Length in kilometer=%f\n", kilometer);
+
+    return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/P4A1.c

@@ -0,0 +1,19 @@
+#include <stdio.h>
+
+int main()
+{
+    int a1, a2, a3, x;
+    printf("Input three angles:\n");
+    scanf("%d%d%d", &a1, &a2, &a3);
+    x = a1 + a2 + a3;
+
+    if (x == 180)
+    {
+        printf("Tringle is valid.");
+    }
+    else
+    {
+        printf("It is invalid.");
+    }
+    return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/P5A1.c

@@ -0,0 +1,24 @@
+#include<stdio.h>
+
+int main()
+{
+     int l1,l2,l3;
+     printf("Enter three sides :\n");
+     scanf("%d%d%d",&l1,&l2,&l3);
+     if(l1==l2&&l2==l3)
+     {
+        printf("Tringle is equilateral tringle");
+     }
+     else if(l1==l2||l2==l3||l3==l1)
+     {
+        printf("It is isosceles tringle");
+     }
+
+
+     else{
+        printf("It is a scalene tringle");
+     }
+
+
+    return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/Q1A1.c

@@ -0,0 +1,26 @@
+#include <stdio.h>
+
+int main()
+{
+    for (int i = 1; i <= 100; i++)
+    {    
+        if ((i%3==0)&&(i%5==0))
+        {
+            printf("Fizz Buzz\n");
+        }
+        else if (i % 3 == 0)
+        {
+            printf("Fizz\n");
+        }
+        else if (i % 5 == 0)
+        {
+            printf("Buzz\n");
+        }
+        else
+        {
+            printf("%d\n", i);
+        }
+
+    }
+    return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/Q2A1.c

@@ -0,0 +1,21 @@
+#include<stdio.h>
+
+int main()
+{
+    int a;
+ printf("Enter a numer a =");
+ scanf("%d",&a);
+ if(a>0)
+
+  printf("It is a positive number.");
+
+ else if(a==0)
+
+  printf("It is zero.");
+
+ else 
+
+printf("It is a negative number.");
+
+  return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/Q3A1.c

@@ -0,0 +1,16 @@
+#include<stdio.h>
+
+int main()
+{   int a,r,q,sum;
+    printf("Enter a number :");
+    scanf("%d",&a);
+    r=a%10;
+    q=a/10;
+    sum=r+q;
+    do
+    {
+       printf("%d",sum);break;
+    } while (q>0);
+
+    return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/Q4A1.c

@@ -0,0 +1,29 @@
+#include<stdio.h>
+
+int main()
+{ 
+    int a,b,c, sum, multiplication,division, substraction;
+   printf("Enter three numbers:\n");
+   scanf("%d%d%d",&a,&b,&c);
+   switch(c)
+   {
+     case 1:
+     sum=a+b;
+           printf("%d",sum);
+           break;
+     case 2:
+     multiplication=a*b;
+           printf("%d",multiplication);
+           break;
+     case 3:
+     division=a/b;
+           printf("%d",division);
+           break;
+    case 4 :     
+      substraction=a-b;
+           printf("%d",substraction);
+           break;
+   }
+
+    return 0;
+}

Week1/Solutions/Soumyajit mallick/task 1/Q5A1.c

@@ -0,0 +1,18 @@
+#include <stdio.h>
+
+int main()
+{
+    int r, d;
+    float pi, c, a;
+
+    printf("Enter radius :");
+    scanf("%d", &r);
+    pi = 3.14;
+     d = 2 * r;
+    c = 2 * pi * r;
+    a = pi * r * r;
+    printf("\n%d", d);
+    printf("\n%f", c);
+    printf("\n%f", a);
+    return 0;
+}