0_0_37680911_14617.cpp: In function 'void update2(int, int, int, int, int, long long int)':
0_0_37680911_14617.cpp:69:5: error: 'qleft' was not declared in this scope
if(qleft<=left&&right<=qright){
^
0_0_37680911_14617.cpp:69:25: error: 'qright' was not declared in this scope
if(qleft<=left&&right<=qright){
^
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