Compilare: main.cpp: In function 'int binarySearch(int)': main.cpp:19:23: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized] return last + 1; ^ main.cpp: In function 'int binarySearch1(int)': main.cpp:34:19: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized] return last + 1; ^ main.cpp: In function 'int binarySearch2(int)': main.cpp:48:23: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized] return last + 1; ^ main.cpp: In function 'int main()': main.cpp:34:19: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized] return last + 1; ^ main.cpp:26:9: note: 'last' was declared here int last, mid; ^~~~ main.cpp:19:23: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized] return last + 1; ^ main.cpp:10:9: note: 'last' was declared here int last, mid; ^~~~