Compilare: main.cpp: In function 'int main()': main.cpp:26:1: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(x<=n&& m<=s) ^~ main.cpp:28:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' g<<fixed<<setprecision(7)<<r<<'\n'; ^