TY CONF TI DATABASE OF CHEMICAL COMPOSITION OF FOODS AND DISHES AS A TOOL FOR ASSESSING THE ACTUAL NUTRITION OF ATHLETES KW actual nutrition KW chemical composition database JO VII All-Russian scientific and practical conference with international participation "Sports Informatics Day" AU Denisova, N.N. AU Keshabyants, E.E. PY 2024 PB Russian Association of Computer Science in Sports