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  1. n=int();
  2. s=int();
  3. i=int();
  4. print('please enter value for N\n');
  5. n=int(input());
  6. s=0;
  7. for i in range (1,n,1):
  8. if i % 2 == 0:
  9. s=s+i;
  10. print("\nCurrent value i=",i,"S=",s);
  11. print("Final result suma is S=", s);
Success #stdin #stdout 0.08s 14028KB
stdin
7
stdout
please enter value for N


Current value i= 1 S= 0
Final result suma is S= 0

Current value i= 2 S= 2
Final result suma is S= 2

Current value i= 3 S= 2
Final result suma is S= 2

Current value i= 4 S= 6
Final result suma is S= 6

Current value i= 5 S= 6
Final result suma is S= 6

Current value i= 6 S= 12
Final result suma is S= 12