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+clear
+//
+//
+
+//Initilization of Variables
+
+L=2000 //mm //Length of square column
+E=12*10**3 //N/mm**2 //Modulus of Elasticity
+sigma=12 //N/mm*2 //stress
+W1=95*10**3 //N //Load1
+W2=200*10**3 //N //Load2
+FOS=3
+
+//Calculations
+
+//From Euler's Formula
+//P=%pi**2*E*I*(L**2)**-1 .........(1)
+
+//Working Load
+//W=P*(FOS)**-1
+
+//Part-1
+
+//At W1=95*10**3 //N
+//W1=P*(3*L**2)**-1
+
+//Let 'a' be the side of the square
+//I=1*12**-1*a**4
+
+//sub value of I in Equation 1 and further rearranging we get
+a=(W1*3*12*L**2*(%pi**2*E)**-1)**0.25 //mm
+
+//From Consideration of direct crushing
+//sigma*a**2=W1
+//After Reaaranging the above equation we get
+a2=(W1*(sigma)**-1)**0.5 //mm
+
+//required size is 103.67*103.67 i.e a*a
+
+//Part-2
+
+//At W2=200*10**3 //N
+//W2=P*(3*L**2)**-1
+//After substituting values and further Rearranging the above equation we get
+a3=(W2*3*12*L**2*(%pi**2*E)**-1)**0.25 //mm
+
+//From consideration of direct compression,size required is
+a4=(W2*sigma**-1)**0.5
+
+//required size is 129.10*129.10 i.e a4*a4
+
+//Result
+printf("\n For W1 Load Required size is %0.2f mm**2",a*a)
+printf("\n For W2 Load Required size is %0.2f mm**2",a4*a4)