Compilare: main.cpp: In function 'int f(int, int)': main.cpp:13:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int k=0;k<v[a].size();k++) ~^~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:64:36: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'bool*' [-Wformat=] fscanf(in,"%d",&b[i][j]); ^ main.cpp:53:28: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&n,&T); ^ main.cpp:56:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d%d",&ma,&mb); ^ main.cpp:64:37: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&b[i][j]); ^