coffie+shop+spread+sheat

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 * . || day || cups sold || price per cup || weather || temperature ||
 * . || 1 || 10 || $1.90 || cool || 51 ||
 * . || 2 || 20 || $1.90 || freezing || 31 ||
 * . || 3 || 9 || $1.80 || worm || 20 ||
 * . || 4 || 8 || $1.80 || freezing || 60 ||
 * . || 5 || 15 || $5.56 || freezing || 26 ||
 * . || 6 || 13 || $2.00 || cold || 39 ||
 * . || 7 || 6 || $1.55 || cool || 62 ||
 * . || 8 || 6 || $1.80 || cool || 60 ||
 * . || 9 || 10 || $1.10 || cold || 47 ||
 * . || 10 || 7 || $1.10 || worm || 54 ||
 * . || 11 || 7 || $1.10 || worm || 68 ||
 * . || 12 || 9 || $5.15 || cool || 72 ||
 * . || 13 || 5 || $7.10 || freezing || 94 ||
 * . || 14 || 2 || $2.10 || cool || 32 ||
 * . ||  ||   ||   || wether || number of days ||
 * . ||  ||   ||   || freezing || 4 ||
 * . ||  ||   ||   || cold || 2 ||
 * . ||  ||   ||   || cool || 5 ||
 * . ||  ||   ||   || worm || 3 ||
 * . ||  ||   ||   || cool || 5 ||
 * . ||  ||   ||   || worm || 3 ||