1
2
3
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function add(a,b,k){var result=a+b;return k(result)}function sub(a,b,k){var result=a-b;return k(result)}function mul(a,b,k){var result=a*b;return k(result)}function div(a,b,k){var result=a/b;return k(result)}function arithmetic(){
add(4,4,function(a){
sub(a,2,function(b){mul(b,3,function(c){div(c,2,function(d){console.log("arithmetic",d)})})})})};
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