BEGIN
sum := 0;
FOR i := 2 ; i < 2000000 ; i := i + 1
DO
    BEGIN
    flag := 0;
    FOR j := 2 ; j <= i@(1/2) ; j := j + 1
        DO
            BEGIN
            IF i % j = 0
                THEN
                    BEGIN
                    flag := 1;
                    BREAK;
                    END
                ELSE
                    END
            END
        END;
    IF flag = 0
        THEN
            BEGIN
            { PRINT i END;}
            sum := sum + i;
            END
        ELSE
            END
    END
    END;
PRINT sum END;
END