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 'void cer23(int)': main.cpp:100:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 100 | for(int i=0;i<C1.size();i++) | ~^~~~~~~~~~ main.cpp:111:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 111 | for(int i=0;i<C1.size();i++) | ~^~~~~~~~~~ main.cpp:127:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 127 | for(int i=0;i<C1.size();i++) | ~^~~~~~~~~~ main.cpp:138:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 138 | for(int i=0;i<C1.size();i++) | ~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:153:18: warning: unused variable 'ok' [-Wunused-variable] 153 | bool ok=0; | ^~ main.cpp:170:18: warning: unused variable 'ok' [-Wunused-variable] 170 | bool ok=0; | ^~