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; $A[2] = 1; print_r(solution($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)
8.3.60.0170.00318.09
8.3.50.0120.01022.04
8.3.40.0070.00718.54
8.3.30.0140.00019.27
8.3.20.0040.00420.38
8.3.10.0080.00020.58
8.3.00.0030.00619.26
8.2.180.0110.00716.63
8.2.170.0090.00622.96
8.2.160.0120.00420.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0020.00522.06
8.2.110.0080.00020.39
8.2.100.0070.00718.09
8.2.90.0070.00019.28
8.2.80.0000.01217.97
8.2.70.0000.00817.50
8.2.60.0070.00017.89
8.2.50.0050.00318.07
8.2.40.0030.00518.16
8.2.30.0040.00419.21
8.2.20.0040.00417.68
8.2.10.0070.00018.23
8.2.00.0030.00517.73
8.1.280.0070.00725.92
8.1.270.0050.00322.05
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00423.79
8.1.230.0110.00018.97
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0050.00517.50
8.1.190.0000.00817.23
8.1.180.0080.00018.10
8.1.170.0040.00718.47
8.1.160.0050.00322.02
8.1.150.0040.00418.88
8.1.140.0000.00717.34
8.1.130.0000.00617.89
8.1.120.0000.00717.55
8.1.110.0040.00417.48
8.1.100.0000.00717.47
8.1.90.0000.00717.50
8.1.80.0080.00017.45
8.1.70.0040.00417.34
8.1.60.0030.00617.51
8.1.50.0070.00317.46
8.1.40.0040.00417.56
8.1.30.0040.00417.55
8.1.20.0040.00417.63
8.1.10.0000.00717.45
8.1.00.0000.00817.41
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0030.00318.26
8.0.270.0080.00017.20
8.0.260.0040.00417.26
8.0.250.0070.00016.81
8.0.240.0000.00616.84
8.0.230.0000.00716.93
8.0.220.0030.00516.80
8.0.210.0000.00716.81
8.0.200.0030.00316.76
8.0.190.0030.00516.83
8.0.180.0000.00716.84
8.0.170.0060.00317.01
8.0.160.0030.00416.89
8.0.150.0030.00316.91
8.0.140.0060.00316.89
8.0.130.0030.00313.32
8.0.120.0000.00716.97
8.0.110.0000.00716.88
8.0.100.0050.00316.95
8.0.90.0040.00416.89
8.0.80.0070.00916.95
8.0.70.0050.00316.86
8.0.60.0030.00516.95
8.0.50.0060.00316.75
8.0.30.0100.01017.03
8.0.20.0110.00817.40
8.0.10.0040.00417.07
8.0.00.0100.01016.57
7.4.330.0000.00515.01
7.4.320.0030.00316.50
7.4.300.0040.00416.55
7.4.290.0030.00316.41
7.4.280.0080.00416.61
7.4.270.0070.00016.62
7.4.260.0030.00316.55
7.4.250.0020.00516.54
7.4.240.0000.00716.50
7.4.230.0000.00716.44
7.4.220.0090.01216.46
7.4.210.0100.01016.52
7.4.200.0000.00716.69
7.4.160.0070.00716.70
7.4.150.0070.01117.40
7.4.140.0140.00817.86
7.4.130.0120.00716.55
7.4.120.0050.01516.50
7.4.110.0060.01216.44
7.4.100.0070.01016.44
7.4.90.0120.01116.45
7.4.80.0100.00718.80
7.4.70.0080.01216.47
7.4.60.0100.00616.70
7.4.50.0030.00316.46
7.4.40.0060.01516.65
7.4.30.0080.00816.50
7.4.00.0090.00615.11
7.3.330.0080.00013.20
7.3.320.0000.00513.36
7.3.310.0070.00016.35
7.3.300.0000.00616.23
7.3.290.0040.01416.36
7.3.280.0060.00916.32
7.3.270.0070.01117.40
7.3.260.0070.01316.68
7.3.250.0150.00516.43
7.3.240.0110.00516.63
7.3.230.0100.00716.50
7.3.210.0070.01816.31
7.3.200.0090.01519.39
7.3.190.0040.01616.42
7.3.180.0070.01116.30
7.3.170.0100.00716.40
7.3.160.0100.00616.38
7.2.330.0070.01016.78
7.2.320.0150.00416.37
7.2.310.0110.00716.64
7.2.300.0130.00316.70
7.2.290.0140.00916.34
7.2.00.0090.00319.51
7.1.100.0000.01118.29
7.1.70.0070.00017.27
7.1.60.0140.01119.32
7.1.50.0070.01116.94
7.1.00.0000.08022.32
7.0.200.0000.00916.89
7.0.140.0030.07321.95
7.0.60.0270.07719.94
7.0.50.0130.05017.89
7.0.40.0270.06720.18
7.0.30.0200.07320.11
7.0.20.0230.08720.02
7.0.10.0070.05020.07
7.0.00.0130.06720.06
5.6.280.0000.07721.12
5.6.210.0100.07020.65
5.6.200.0070.08718.16
5.6.190.0030.04320.61
5.6.180.0100.05020.68
5.6.170.0270.06720.47
5.6.160.0000.06020.57
5.6.150.0070.08018.18
5.6.140.0100.04018.17
5.6.130.0130.08018.18
5.6.120.0100.08721.05
5.6.110.0000.05321.00
5.6.100.0100.08020.96
5.6.90.0030.09320.89
5.6.80.0130.06720.36
5.5.350.0200.08020.41
5.5.340.0100.05717.99
5.5.330.0070.08720.21
5.5.320.0030.08320.30
5.5.310.0370.06020.35
5.5.300.0130.07017.96
5.5.290.0070.05717.95
5.5.280.0070.07720.80
5.5.270.0070.07020.80
5.5.260.0100.08020.79
5.5.250.0100.06320.59
5.5.240.0400.06020.36
5.4.450.0470.07019.57
5.4.440.0830.05019.16
5.4.430.0930.05319.47
5.4.420.0700.00019.48
5.4.410.0730.00019.32
5.4.400.0800.00019.07
5.4.390.0670.00019.15
5.4.380.0370.06318.75
5.4.370.0370.07018.50
5.4.360.0370.06718.47
5.4.350.0330.07018.70
5.4.340.0330.05718.77
5.4.320.0030.03912.51
5.4.310.0080.04312.50
5.4.300.0070.04112.50
5.4.290.0110.03712.50
5.4.280.0070.03612.40
5.4.270.0060.03812.40
5.4.260.0070.03612.39
5.4.250.0060.03712.39
5.4.240.0050.04112.39
5.4.230.0050.03812.39
5.4.220.0070.03912.39
5.4.210.0050.03512.39
5.4.200.0080.03512.39
5.4.190.0100.03912.39
5.4.180.0050.04412.38
5.4.170.0050.03912.39
5.4.160.0060.03512.39
5.4.150.0060.04112.39
5.4.140.0040.04312.07
5.4.130.0020.03812.06
5.4.120.0070.03912.01
5.4.110.0050.03612.01
5.4.100.0070.03312.01
5.4.90.0100.03612.02
5.4.80.0060.03512.01
5.4.70.0050.03712.00
5.4.60.0080.03212.01
5.4.50.0060.03412.01
5.4.40.0070.03212.00
5.4.30.0050.04412.00
5.4.20.0070.03512.00
5.4.10.0040.03711.99
5.4.00.0040.03711.48
5.3.290.0040.04112.80
5.3.280.0070.03612.71
5.3.270.0110.04012.72
5.3.260.0060.04112.72
5.3.250.0070.04312.71
5.3.240.0060.03612.72
5.3.230.0070.04112.71
5.3.220.0050.03712.68
5.3.210.0090.04012.68
5.3.200.0090.03512.68
5.3.190.0100.04212.68
5.3.180.0030.03912.68
5.3.170.0090.03412.67
5.3.160.0040.03712.67
5.3.150.0050.04212.68
5.3.140.0030.04512.66
5.3.130.0040.04112.66
5.3.120.0080.03612.66
5.3.110.0060.03812.66
5.3.100.0060.03612.12
5.3.90.0060.03812.10
5.3.80.0040.03612.09
5.3.70.0070.03812.10
5.3.60.0040.03712.07
5.3.50.0070.03412.02
5.3.40.0090.03612.02
5.3.30.0070.03211.98
5.3.20.0060.03311.76
5.3.10.0080.03511.73
5.3.00.0040.03711.71
5.2.170.0060.0359.23
5.2.160.0030.0339.23
5.2.150.0060.0309.23
5.2.140.0060.0299.22
5.2.130.0080.0269.18
5.2.120.0040.0299.18
5.2.110.0100.0239.19
5.2.100.0050.0279.19
5.2.90.0100.0319.19
5.2.80.0020.0319.18
5.2.70.0060.0299.18
5.2.60.0050.0319.13
5.2.50.0070.0289.11
5.2.40.0030.0319.08
5.2.30.0040.0309.06
5.2.20.0090.0299.04
5.2.10.0050.0298.96
5.2.00.0050.0338.82
5.1.60.0060.0248.10
5.1.50.0040.0258.10
5.1.40.0030.0258.08
5.1.30.0060.0248.42
5.1.20.0020.0288.45
5.1.10.0070.0278.17
5.1.00.0050.0258.18
5.0.50.0040.0206.66
5.0.40.0010.0216.52
5.0.30.0050.0306.33
5.0.20.0040.0186.30
5.0.10.0020.0226.28
5.0.00.0020.0316.27
4.4.90.0020.0234.78
4.4.80.0030.0144.75
4.4.70.0020.0244.75
4.4.60.0020.0154.75
4.4.50.0010.0244.77
4.4.40.0030.0244.70
4.4.30.0040.0224.76
4.4.20.0040.0204.84
4.4.10.0020.0164.85
4.4.00.0030.0304.76
4.3.110.0010.0234.67
4.3.100.0020.0204.67
4.3.90.0010.0164.63
4.3.80.0020.0244.58
4.3.70.0020.0144.63
4.3.60.0030.0134.63
4.3.50.0000.0184.63
4.3.40.0030.0284.53
4.3.30.0030.0143.32
4.3.20.0050.0173.30
4.3.10.0030.0163.26
4.3.00.0000.01316.39

preferences:
38.55 ms | 401 KiB | 5 Q