Compilare: main.cpp: In function 'int main()': main.cpp:36:13: warning: unused variable 'l' [-Wunused-variable] int l = 0; ^ main.cpp:33:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i= 1 ; i <= n; i ++) ^~~ main.cpp:46:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' if(cer == 1) ^~ main.cpp:53:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i = 1; i <= n; i ++) ^~~ main.cpp:83:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' fout << sx << " " << sy << "\n" << sc; ^~~~ main.cpp:52:10: warning: 'sc' may be used uninitialized in this function [-Wmaybe-uninitialized] char sc; ^~