def placeStudent(UID,CT):
    day = getLectDay()
    isname = getSfromUID(UID)
    ClassN = getClass()
    wb = load_workbook(ClassN+".xlsx")
    sheetday = wb["Sheet"+str(day)]
    late = RDC.setTM(getTTime())
    starttime = CT
    time = RDC.getCT()
    c = 1
    r = 5
    while(True):
        student = sheetday.cell(row=r,column=1)
        if(student.value == isname):
            sheetday.cell(row=r,column=3).value = UID
            sheetday.cell(row=r,column=4).value = time
            if((time-starttime)> late):
                sheetday.cell(row=r,column=5).value = 0
            else:
                sheetday.cell(row=r,column=5).value = 1
            break;
        else:
            r = r +1
    wb.save(ClassN+".xlsx")
    return