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\(\color{red}{\rule{1mm}{20000000000000000mm}}\)\(\color{yellow}{\rule{1mm}{20000000000000000mm}}\)\(\color{orange}{\rule{1mm}{20000000000000000mm}}\)\(\color{green}{\rule{1mm}{20000000000000000mm}}\)\(\color{lightgreen}{\rule{1mm}{20000000000000000mm}}\)\(\color{blue}{\rule{1mm}{20000000000000000mm}}\)\(\color{purple}{\rule{1mm}{20000000000000000mm}}\)

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