3v4l.org

run code in 300+ PHP versions simultaneously
<?php function solution($A) { $n = sizeof($A); $result = 0; for ($i = 0; $i < $n - 1; $i++) { if ($A[$i] == $A[$i + 1]) $result = $result + 1; } $r = 0; for ($i = 0; $i < $n; $i++) { $count = 0; if ($i > 0) { if ($A[$i - 1] != $A[$i]) $count = $count + 1; else $count = $count - 1; } if ($i < $n - 1) { if ($A[$i + 1] != $A[$i]) $count = $count + 1; else $count = $count - 1; } $r = max($r, $count); } return $result + $r; } $A[0] = 1; $A[1] = 1; $A[2] = 0; print_r(solution($A));

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)
8.3.60.0110.00418.30
8.3.50.0080.01321.28
8.3.40.0040.01118.85
8.3.30.0100.00718.84
8.3.20.0000.00720.34
8.3.10.0090.00020.53
8.3.00.0000.00819.38
8.2.180.0180.00018.06
8.2.170.0090.00622.96
8.2.160.0170.00020.43
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00422.05
8.2.110.0030.00620.52
8.2.100.0080.00518.16
8.2.90.0000.00819.26
8.2.80.0030.00717.97
8.2.70.0090.00017.50
8.2.60.0040.00418.05
8.2.50.0080.00018.07
8.2.40.0000.00718.20
8.2.30.0040.00419.27
8.2.20.0030.00617.63
8.2.10.0070.00017.98
8.2.00.0030.00517.80
8.1.280.0070.00725.92
8.1.270.0000.00822.10
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00923.97
8.1.230.0070.00419.16
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0000.00917.13
8.1.190.0000.00817.36
8.1.180.0040.00418.10
8.1.170.0000.01118.64
8.1.160.0000.00722.07
8.1.150.0020.00518.77
8.1.140.0000.00717.33
8.1.130.0030.00317.80
8.1.120.0030.00417.52
8.1.110.0050.00317.33
8.1.100.0030.00517.48
8.1.90.0050.00317.43
8.1.80.0000.00817.43
8.1.70.0090.00017.47
8.1.60.0030.00617.64
8.1.50.0030.00817.51
8.1.40.0000.00817.52
8.1.30.0090.00017.65
8.1.20.0030.00517.65
8.1.10.0040.00417.54
8.1.00.0040.00417.45
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0040.00417.20
8.0.260.0030.00317.23
8.0.250.0000.00716.82
8.0.240.0070.00016.90
8.0.230.0000.00816.76
8.0.220.0030.00316.84
8.0.210.0000.00716.86
8.0.200.0060.00316.86
8.0.190.0070.00016.93
8.0.180.0040.00416.88
8.0.170.0000.00816.94
8.0.160.0000.00816.82
8.0.150.0030.00416.71
8.0.140.0030.00916.88
8.0.130.0000.00613.34
8.0.120.0000.00716.82
8.0.110.0020.00516.94
8.0.100.0000.00816.79
8.0.90.0000.00716.90
8.0.80.0130.00316.93
8.0.70.0030.00516.77
8.0.60.0000.00816.96
8.0.50.0030.00516.89
8.0.30.0090.01117.12
8.0.20.0100.00917.40
8.0.10.0040.00416.83
8.0.00.0100.00916.71
7.4.330.0000.00515.23
7.4.320.0030.00316.62
7.4.300.0000.00716.52
7.4.290.0030.00316.41
7.4.280.0030.00716.64
7.4.270.0030.00316.62
7.4.260.0040.00416.58
7.4.250.0030.00316.57
7.4.240.0020.00516.53
7.4.230.0030.00316.40
7.4.220.0070.01316.61
7.4.210.0030.01216.67
7.4.200.0000.00716.54
7.4.160.0070.00716.55
7.4.150.0040.01517.40
7.4.140.0100.01117.86
7.4.130.0080.01016.42
7.4.120.0100.00716.47
7.4.110.0060.01216.55
7.4.100.0040.01416.59
7.4.90.0090.00816.46
7.4.80.0030.01318.80
7.4.70.0110.00616.42
7.4.60.0100.00716.63
7.4.50.0000.00516.58
7.4.40.0090.00616.38
7.4.30.0080.00816.41
7.4.00.0070.01015.16
7.3.330.0030.00313.14
7.3.320.0000.00513.37
7.3.310.0000.00716.25
7.3.300.0000.00716.21
7.3.290.0120.00316.27
7.3.280.0090.00816.37
7.3.270.0100.00717.40
7.3.260.0080.00816.40
7.3.250.0080.01516.50
7.3.240.0130.00316.63
7.3.230.0030.01516.58
7.3.210.0000.01616.30
7.3.200.0220.00019.39
7.3.190.0000.01916.45
7.3.180.0190.00316.31
7.3.170.0080.00816.41
7.3.160.0170.00016.66
7.3.10.0090.00616.61
7.3.00.0040.00816.77
7.2.330.0090.00916.46
7.2.320.0070.01016.34
7.2.310.0080.00816.43
7.2.300.0060.00916.80
7.2.290.0110.00616.84
7.2.130.0060.00616.84
7.2.120.0090.00316.82
7.2.110.0120.00016.64
7.2.100.0000.01316.72
7.2.90.0050.00516.98
7.2.80.0030.00616.75
7.2.70.0000.01316.89
7.2.60.0060.00916.90
7.2.50.0080.00017.02
7.2.40.0030.01017.04
7.2.30.0030.00616.95
7.2.20.0000.01317.01
7.2.10.0110.00016.78
7.2.00.0050.00718.29
7.1.250.0030.00615.95
7.1.100.0000.01118.11
7.1.70.0070.00017.19
7.1.60.0130.01319.32
7.1.50.0070.01016.72
7.1.00.0030.07722.48
7.0.200.0030.00716.84
7.0.140.0030.07321.96
7.0.60.0100.08319.88
7.0.50.0100.04717.95
7.0.40.0100.08020.32
7.0.30.0230.05020.26
7.0.20.0300.07720.06
7.0.10.0070.04720.08
7.0.00.0030.06320.21
5.6.280.0100.06721.15
5.6.210.0000.05320.45
5.6.200.0070.08318.15
5.6.190.0100.07020.53
5.6.180.0100.04320.64
5.6.170.0300.06320.54
5.6.160.0170.03020.50
5.6.150.0100.06018.27
5.6.140.0030.08318.17
5.6.130.0030.04318.15
5.6.120.0200.07721.05
5.6.110.0030.08720.98
5.6.100.0030.04021.09
5.6.90.0070.06021.13
5.6.80.0100.06320.43
5.5.350.0330.07720.44
5.5.340.0100.07317.98
5.5.330.0070.08320.34
5.5.320.0070.06320.34
5.5.310.0330.06320.28
5.5.300.0000.05717.92
5.5.290.0130.05017.98
5.5.280.0000.07720.77
5.5.270.0130.07720.84
5.5.260.0100.05020.87
5.5.250.0070.05720.57
5.5.240.0330.05720.15
5.4.450.0430.04319.41
5.4.440.0930.05719.60
5.4.430.0930.05319.46
5.4.420.0670.00019.51
5.4.410.0630.00019.26
5.4.400.0630.00019.22
5.4.390.0600.00019.13
5.4.380.0300.05718.77
5.4.370.0430.04718.47
5.4.360.0470.06318.77
5.4.350.0500.07018.74
5.4.340.0370.06018.77
5.4.320.0050.03812.50
5.4.310.0050.03912.50
5.4.300.0050.03712.50
5.4.290.0080.03512.50
5.4.280.0090.03212.40
5.4.270.0060.03612.39
5.4.260.0140.02912.40
5.4.250.0060.03712.40
5.4.240.0050.03612.40
5.4.230.0040.03912.39
5.4.220.0050.03712.39
5.4.210.0070.03412.39
5.4.200.0050.03812.39
5.4.190.0050.03612.39
5.4.180.0040.03812.39
5.4.170.0060.03612.39
5.4.160.0040.03712.39
5.4.150.0060.03512.39
5.4.140.0050.03912.07
5.4.130.0060.03412.05
5.4.120.0060.03412.02
5.4.110.0040.03712.02
5.4.100.0040.03612.01
5.4.90.0070.03512.01
5.4.80.0070.03512.01
5.4.70.0060.03412.01
5.4.60.0050.03512.01
5.4.50.0090.03312.01
5.4.40.0100.03012.00
5.4.30.0070.03312.00
5.4.20.0070.03311.99
5.4.10.0080.03211.99
5.4.00.0040.03711.48
5.3.290.0110.03412.80
5.3.280.0060.03812.71
5.3.270.0070.03812.73
5.3.260.0040.04212.72
5.3.250.0040.03912.72
5.3.240.0050.04012.72
5.3.230.0070.03612.71
5.3.220.0070.03612.68
5.3.210.0040.04512.68
5.3.200.0070.03512.68
5.3.190.0060.03712.68
5.3.180.0080.03412.68
5.3.170.0090.03412.67
5.3.160.0050.03812.67
5.3.150.0050.03812.67
5.3.140.0060.03812.66
5.3.130.0070.03812.66
5.3.120.0040.03912.66
5.3.110.0050.03912.66
5.3.100.0070.03512.12
5.3.90.0050.03712.10
5.3.80.0070.03412.10
5.3.70.0040.03812.09
5.3.60.0040.03612.07
5.3.50.0040.03712.02
5.3.40.0030.03912.02
5.3.30.0030.03711.98
5.3.20.0070.03311.77
5.3.10.0060.03411.73
5.3.00.0070.03511.71
5.2.170.0050.0309.23
5.2.160.0040.0309.23
5.2.150.0050.0319.23
5.2.140.0060.0309.23
5.2.130.0060.0289.18
5.2.120.0070.0299.18
5.2.110.0050.0299.19
5.2.100.0070.0289.19
5.2.90.0050.0309.19
5.2.80.0070.0289.18
5.2.70.0030.0319.18
5.2.60.0070.0279.14
5.2.50.0100.0249.11
5.2.40.0050.0299.08
5.2.30.0030.0309.06
5.2.20.0050.0289.05
5.2.10.0040.0288.96
5.2.00.0020.0308.82
5.1.60.0040.0248.11
5.1.50.0040.0258.09
5.1.40.0030.0258.08
5.1.30.0030.0278.43
5.1.20.0040.0278.45
5.1.10.0060.0248.17
5.1.00.0040.0268.18
5.0.50.0060.0186.66
5.0.40.0030.0196.52
5.0.30.0020.0326.33
5.0.20.0020.0206.30
5.0.10.0050.0186.28
5.0.00.0030.0306.27
4.4.90.0020.0164.78
4.4.80.0000.0184.75
4.4.70.0030.0154.76
4.4.60.0020.0164.76
4.4.50.0050.0124.77
4.4.40.0030.0244.71
4.4.30.0040.0144.76
4.4.20.0040.0144.84
4.4.10.0070.0154.85
4.4.00.0020.0264.76
4.3.110.0040.0144.67
4.3.100.0020.0154.66
4.3.90.0000.0174.63
4.3.80.0040.0234.59
4.3.70.0040.0124.63
4.3.60.0030.0144.63
4.3.50.0020.0164.63
4.3.40.0020.0244.54
4.3.30.0030.0163.32
4.3.20.0030.0153.30
4.3.10.0000.0173.25
4.3.00.0130.01716.39

preferences:
53.87 ms | 401 KiB | 5 Q