Compilare: user.cpp: In function ‘int main()’: user.cpp:101:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(cost > foundDistances[dest]) ^ user.cpp:108:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(cost != givenDistances[dest]) ^ user.cpp:114:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0; i<Edges[dest].size(); i++) ^ user.cpp:120:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(newCost < foundDistances[newDest]) ^ user.cpp:127:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(newCost < givenDistances[newDest]) ^ user.cpp:133:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(newCost == givenDistances[newDest]) ^ user.cpp:47:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(pFin, "%d", &tests); ^ user.cpp:51:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(pFin, "%d %d %d", &n, &m, &s); ^ user.cpp:63:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(pFin, "%d", &nr); ^ user.cpp:73:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(pFin, "%d %d %d", &a, &b, &c); ^