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rBSTZjCIiAxnCUUnQSEAF1gpNsxhAQAY3hKKXoJCAC6gQn2YwhIAIaw1FK0UlABNQJTrIZQ0AENIajlKKTgAioE5xkM4aACGgMRylFJwERUCc4yWYMARHQGI5Sik4CIqBOcJLNGAIioDEcpRSdBERAneAkmzEEREBjOEopOgmIgDrBSTZjCIiAxnCUUnQSEAF1gpNsxhAQAY3hKKXoJCAC6gQn2YwhIAIaw1FK0UlABNQJTrIZQ0AENIajlKKTgAioE5xkM4aACGgMRylFJwERUCc4yWYMARHQGI5Sik4CIqBOcJLNGAL/A7gqvAJOysZ7AAAAAElFTkSuQmCC

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KBgAAH6CYJECBAgIAA+wECBAgQIBAICHCAbpIAAQIECByxcQFpoRMBzwAAAABJRU5ErkJggg==avglengthitem2There are C grades282.3180,100,81,65,70,85,90,92,64,96