Compilare: main.cpp: In function 'void calcRmq()': main.cpp:88:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < euler.size(); i++) ~~^~~~~~~~~~~~~~ main.cpp:94:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int exp = 1; (1 << exp) < euler.size(); exp++) ~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp:96:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i + (1 << exp) - 1 < euler.size(); i++) ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~ main.cpp:105:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 1; i <= euler.size(); i++) ~~^~~~~~~~~~~~~~~ main.cpp: At global scope: main.cpp:265:26: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings] Parser input("neapuiu.in"); ^