Compilare: main.cpp: In function 'int main()': main.cpp:28:17: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:30:21: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' paranteze.push('!'); ^~~~~~~~~ main.cpp:57:17: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:59:21: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' paranteze.push('!'); ^~~~~~~~~ main.cpp:81:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:83:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' paranteze.push('!'); ^~~~~~~~~