Sum of tokens

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John is having tokens of all the number starting from 1 to a certain amount. He has to calculate total amount of these tokens. He will enter the highest amount of token , then you have to tell sum of all tokens starting from 1 to highest. Example if he enters 5 then you have to calculate 1+2+3+4+5. Input Input will consist of single number showing upper limit of token. Output Output will consi

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solution.cppC++17

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