"Test" : $\{$

"non$-$existent input file": $\{$

"passed": true

$\}$

"invalid output file": $\{$

"passed": false

"hint": "Invalid output file did not return correct status"

$\}$

"Invalid population": $\{$

"passed": false

"hint": "Invalid population did not return correct status"

$\}$

"Invalid line with fewer than three elements": $\{$

"passed": false

"hint": "Badly formatted lines did not return correct status"

$\}$

"Invalid line with more than three elements": $\{$

"passed": false

"hint": "Badly formatted lines did not return correct status"

$\}$

"Test sorting of a valid file": $\{$

"passed": false

"hint": "Badly formatted lines did not return correct status"

$\}$

"Test sorting of a valid file with cities with same name": $\{$

"passed": false

"hint": "Badly formatted lines did not return correct status"

$\}$

$\}$

$\}$

$\{"$scores$"$: $\{"$Correctness$"$:$14\mathrm{.}285714285714285\}\}$