<?php

for ($A = 1; $A < 121; $A++) {
    echo "{$A}";
    if ($A === 1) {
        echo":x\n";
    } else {
       if ($A % 2 === 0 && $A != 2) {
            echo":x\n";
        } else {
            if ($A % 3 === 0 && $A != 3) {
                echo":x\n";
            } else {
                if ($A % 5 === 0 && $A != 5) {
                    echo":x\n";
                } else {
                    if ($A % 7 === 0 && $A != 7) {
                        echo":x\n";
                    } else {
                        echo":o\n";
}
}
}
}
}
}

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