Compilare: main.cpp: In function 'bool cer1(int)': main.cpp:13:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 13 | for(int i=0;i<n;i++) | ^~~ main.cpp:24:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 24 | if(cnt1!=n)return 0; | ^~ main.cpp: In function 'int cer23(int)': main.cpp:94:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 94 | for(int i=0;i<C1.size();i++) | ~^~~~~~~~~~ main.cpp:105:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 105 | for(int i=0;i<C1.size();i++) | ~^~~~~~~~~~ main.cpp:121:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 121 | for(int i=0;i<C1.size();i++) | ~^~~~~~~~~~ main.cpp:132:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 132 | for(int i=0;i<C1.size();i++) | ~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:147:18: warning: unused variable 'ok' [-Wunused-variable] 147 | bool ok=0; | ^~ main.cpp:164:18: warning: unused variable 'ok' [-Wunused-variable] 164 | bool ok=0; | ^~ main.cpp: In function 'int cer23(int)': main.cpp:136:1: warning: control reaches end of non-void function [-Wreturn-type] 136 | } | ^