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var a = 1.1;
function f1() {
return a + 0.2;
}
function test1() {
for (var i=0; i<100; i++) {
assertEq(f1(), 1.3);
}
a = 20;
assertEq(f1(), 20.2);
}
test1();
function f2(arr) {
return arr[2] + 0.2;
}
function test2() {
var a = [1.1, 2.2, 3.3, 4.4];
for (var i=0; i<100; i++) {
assertEq(f2(a), 3.5);
}
a[2] = 123;
assertEq(f2(a), 123.2);
}
test2();
function f3(arr, idx) {
return arr[idx] + 0.2;
}
function test3() {
var a = [1.1, 2.2, 3.3, 4.4];
for (var i=0; i<100; i++) {
assertEq(f3(a, 2), 3.5);
}
a[2] = 123;
assertEq(f3(a, 2), 123.2);
}
test3();