PROGRAM ex3_5
INTEGER :: n
READ *, n
IF( MOD(n, 400) == 0 ) THEN
PRINT *, 'うるう年'
ELSE IF( MOD(n, 100) == 0 ) THEN
PRINT *, '平年'
ELSE IF( MOD(n, 4) == 0 ) THEN
PRINT *, 'うるう年'
ELSE
PRINT *, '平年'
END IF
END PROGRAM ex3_5
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