cf1323

A .Even Subset Sum Problem
签到
找一个偶数或偶数个数个奇数的连续区间

B. Count Subrectangles
矩阵+前缀和+乘法原理
连续m*n拆分成n和m,分别在A中找连续m个1的个数,B中连续n个1的个数,相乘。

C. Unusual Competitions
模拟+贪心
维护不匹配区域的‘(’和‘)’数量,模拟(保证‘(’的数量等于‘)’的情况下)剔除不必排序的子区间序列。

D. Present
按位+二分

E.Instant Noodles
数论+二分图

F.Reality Show

03-15 06:40:46.092099 2559 2559 E AEE_DUMPSTATEV: start set_signal_for_dumpstate 03-15 06:40:46.092554 2559 2559 D AEE_DUMPSTATEV: cpu cores:8, online:8 03-15 06:40:46.092591 2559 2559 I AEE_DUMPSTATEV: aee_opt=0x10802c05 03-15 06:40:46.093234 2559 2559 E aee_dumpstatev: encrypt_dynamic_switch: File /proc/device-tree/chosen/aee,encrypt_enable not exist 03-15 06:40:46.093663 2559 2559 I AEE_DUMPSTATEV: archive_file_to_db: current dumped file is /data/vendor/aee_exp/temp/db.BngrQc/__exp_main.txt 03-15 06:40:46.094543 2559 2559 D AEE_DUMPSTATEV: archive_file_to_db: Collect file /data/vendor/aee_exp/temp/db.BngrQc/__exp_main.txt to __exp_main.txt successfully, size 2378 03-15 06:40:46.094823 2559 2559 I AEE_DUMPSTATEV: archive_file_to_db: current dumped file is /data/vendor/aee_exp/temp/db.BngrQc/SYS_PROPERTIES 03-15 06:40:46.097731 1323 1323 D RefBase : #00 pc 000000000001eacc /vendor/lib64/hw/android.hardware.camera.provider@2.6-impl-mediatek.so (NSCam::CameraDeviceManagerBase::setCallbacks(std::__1::shared_ptr<NSCam::ICameraDeviceManager::Callback> const&)+92) (BuildId: 07dcb7115531bb3a76cfdffdd14e876f) 03-15 06:40:46.097781 1323 1323 D RefBase : #01 pc 0000000000011034 /vendor/lib64/libmtkcam_hal_aidl_provider.so (mcam::aidl::AidlCameraProvider::setCallback(std::__1::shared_ptr<aidl::android::hardware::camera::provider::ICameraProviderCallback> const&)+484) (BuildId: 6a1a1f17a49f095e04e913fe67e3e1d1) 03-15 06:40:46.097792 1323 1323 D RefBase : #02 pc 0000000000009714 /vendor/lib64/android.hardware.camera.provider-V3-ndk.so (aidl::android::hardware::camera::provider::_aidl_android_hardware_camera_provider_ICameraProvider_onTransact(AIBinder*, unsigned int, AParcel const*, AParcel*)+676) (BuildId: 380fe1c5402524f7bead3c10e7bcf9c0) 03-15 06:40:46.097799 1323 1323 D RefBase : #03 pc 0000000000014c5c /system/lib64/libbinder_ndk.so (ABBinder::onTransact(unsigned int, android::Parcel const&, android::Parcel*, unsigned int)+140) (BuildId: bee170cde521d5b46deec92cf12225ad) 03-15 06:40:46.097806 1323 1323 D RefBase : #04 pc 00000000000547a0 /system/lib64/libbinder.so (android::IPCThreadState::executeCommand(int)+1136) (BuildId: 1b648455103b1dc733387ca8b48e7827) 03-15 06:40:46.097811 1323 1323 D RefBase : #05 pc 00000000000561f0 /system/lib64/libbinder.so (android::IPCThreadState::joinThreadPool(bool)+448) (BuildId: 1b648455103b1dc733387ca8b48e7827) 03-15 06:40:46.097818 1323 1323 D RefBase : #06 pc 00000000000051c4 /vendor/bin/hw/camerahalserver (main+2308) (BuildId: bb79eb04c3b959e493028f943a6845b4) 03-15 06:40:46.097824 1323 1323 D RefBase : #07 pc 000000000008d2d4 /apex/com.android.runtime/lib64/bionic/libc.so (__libc_init+116) (BuildId: 3aab8884e58fcc217f003033d570dce2) 03-15 06:40:46.097862 1323 1323 W camerahalserver: AIBinder_linkToDeath is being called with a non-null cookie and no onUnlink callback set. This might not be intended. AIBinder_DeathRecipient_setOnUnlinked should be called first. 03-15 06:40:46.098210 2450 2450 W cameraserver: AIBinder_linkToDeath is being called with a non-null cookie and no onUnlink callback set. This might not be intended. AIBinder_DeathRecipient_setOnUnlinked should be called first. 03-15 06:40:46.098257 2450 2450 W BpBinder: Linking to death on android.hardware.camera.provider.ICameraProvider but there are no threads (yet?) listening to incoming transactions. See ProcessState::startThreadPool and ProcessState::setThreadPoolMaxThreadCount. Generally you should setup the binder threadpool before other initialization steps. 03-15 06:40:46.098537 1323 1323 W mtkcam-devicemgr: [notifyDeviceStateChange] Not implement, newState=0
03-19
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