# Convert alternate characters to capital letters 

str=input("Enter the String:")
j=0
newStr=""
for i in range(len(str)):
    if j%2==1:
        if str[i]>='A' and str[i]<='Z' :
            ch=chr(ord(str[i])+32)
            newStr=newStr+ch
        else:
            newStr=newStr+str[i]
    else:
        if str[i] >= 'a' and str[i] <= 'z':
            ch=chr(ord(str[i])-32)
            newStr=newStr+ch
        else:
            newStr=newStr+str[i]
    if str[i]==' ':
        continue
    j=j+1
print("After converting Your String is :", newStr)