Give the number of male users who use phone branded HTC.
male refers to gender = 'M';
SELECT COUNT(T1.device_id) FROM gender_age AS T1 INNER JOIN phone_brand_device_model2 AS T2 ON T1.device_id = T2.device_id WHERE T1.gender = 'M' AND T2.phone_brand = 'HTC'
database name:db_id talkingdata
app_all table app_all Cols: app_id dtype integer, 
app_events table app_events Cols: event id dtype integer, app id dtype integer, is installed dtype integer, is active dtype integer, 
app_events_relevant table app_events_relevant Cols: event_id dtype integer, app_id dtype integer, is_installed dtype integer, is_active dtype integer, 
app_labels table app_labels Cols: app id dtype integer, label id dtype integer, 
events table events Cols: event id dtype integer, device id dtype integer, timestamp dtype datetime, longitude dtype real, latitude dtype real, 
events_relevant table events_relevant Cols: event_id dtype integer, device_id dtype integer, timestamp dtype datetime, longitude dtype real, latitude dtype real, 
gender_age table gender_age Cols: device id dtype integer, gender dtype text, age dtype integer, group dtype text, 
gender_age_test table gender_age_test Cols: device_id dtype integer, 
gender_age_train table gender_age_train Cols: device_id dtype integer, gender dtype text, age dtype integer, group dtype text, 
label_categories table label_categories Cols: label id dtype integer, category dtype text, 
phone_brand_device_model2 table phone_brand_device_model2 Cols: device id dtype integer, phone brand dtype text, device model dtype text, 
sample_submission table sample_submission Cols: device_id dtype integer, F23- dtype real, F24-26 dtype real, F27-28 dtype real, F29-32 dtype real, F33-42 dtype real, F43+ dtype real, M22- dtype real, M23-26 dtype real, M27-28 dtype real, M29-31 dtype real, M32-38 dtype real, M39+ dtype real, 
