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// If we all shook each others' hands once (and only once), | |
// how many handshakes would that be?? | |
// Write a function that calculates how many handshakes will | |
// occur for a given number of people. | |
function countHandshakes (people) { | |
var total_count = 0; | |
// loop through each of the people | |
for (var counter = 0; counter < people;counter++ ){ | |
// shake each person’s hand who you haven’t shaken yet | |
total_count = total_count + people - counter - 1; | |
} | |
return total_count; | |
} | |
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