3v4l.org

run code in 300+ PHP versions simultaneously
<?php function isSolvable($choices1, $choices2, $capacities, $n) { if($n==0) return true; // No students left to allocate // First choice $c1 = $choices1[$n-1]; if($capacities[$c1]>0) { $capacities[$c1]--; if(isSolvable($choices1, $choices2, $capacities, $n-1)) return true; $capacities[$c1]++; } // Second choice $c2 = $choices2[$n-1]; if($c2>=0 && $capacities[$c2]>0) { $capacities[$c2]--; if(isSolvable($choices1, $choices2, $capacities, $n-1)) return true; } return false; } $choices1 = [0, 0, 1, 2]; $choices2 = [-1, 2, -1, -1]; $capacities = [2, 1, 1]; echo isSolvable($choices1, $choices2, $capacities, count($choices1)) ? 'YES' : 'NO'; ?>

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.5.00.0200.00719.83
8.4.150.0020.00014.05
8.4.140.0090.01117.61
8.4.130.0080.00418.60
8.4.120.0080.00824.09
8.4.110.0100.00718.96
8.4.100.0120.00918.95
8.4.90.0100.00720.57
8.4.80.0110.01120.39
8.4.70.0080.00918.13
8.4.60.0130.00818.68
8.4.50.0120.00818.80
8.4.40.0100.01019.32
8.4.30.0030.00720.43
8.4.20.0030.00718.72
8.4.10.0030.01217.41
8.3.280.0120.01120.19
8.3.270.0120.00716.81
8.3.260.0080.00916.53
8.3.250.0110.00718.87
8.3.240.0080.00917.35
8.3.230.0090.00216.73
8.3.220.0120.00718.88
8.3.210.0080.00816.84
8.3.200.0050.00416.78
8.3.190.0120.00818.85
8.3.180.0130.00617.05
8.3.170.0100.00618.93
8.3.160.0070.00716.64
8.3.150.0000.02017.14
8.3.140.0040.00416.40
8.3.130.0000.00818.38
8.3.120.0030.00518.93
8.3.110.0000.00820.94
8.3.100.0060.00324.06
8.3.90.0040.00826.77
8.3.80.0070.00419.36
8.3.70.0120.00318.30
8.3.60.0110.00716.75
8.3.50.0030.01417.87
8.3.40.0120.00318.84
8.3.30.0130.01018.89
8.3.20.0070.00024.18
8.3.10.0080.00024.66
8.3.00.0070.00026.16
8.2.290.0050.00320.40
8.2.280.0130.00718.38
8.2.270.0130.00717.16
8.2.260.0040.01116.95
8.2.250.0040.00416.64
8.2.240.0060.00916.92
8.2.230.0060.00322.58
8.2.220.0040.00437.54
8.2.210.0100.00326.77
8.2.200.0090.00018.88
8.2.190.0090.00616.58
8.2.180.0120.00325.92
8.2.170.0030.01018.91
8.2.160.0060.01322.96
8.2.150.0080.00025.66
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0070.00021.00
8.2.110.0080.00320.51
8.2.100.0100.00022.24
8.1.330.0050.00322.00
8.1.320.0080.01117.83
8.1.310.0040.00416.09
8.1.300.0150.00318.02
8.1.290.0060.00330.84
8.1.280.0060.00925.92
8.1.270.0110.00422.15
8.1.260.0000.00926.35
8.1.250.0080.00028.09
8.1.240.0090.00318.93
8.1.230.0100.00021.99
8.1.50.0000.00917.51
7.4.210.0070.00516.53
7.3.310.0110.00216.32

preferences:
96.48 ms | 403 KiB | 5 Q