Compilare: user.cpp: In function ‘void enqueue(int, int, double, double)’: user.cpp:65:23: warning: narrowing conversion of ‘l’ from ‘int’ to ‘char’ inside { } [-Wnarrowing] q.push((cell){l, c}); ^ user.cpp:65:23: warning: narrowing conversion of ‘c’ from ‘int’ to ‘char’ inside { } [-Wnarrowing] user.cpp: In function ‘pair bellFord(cell, cell)’: user.cpp:93:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] newDist = len + dist[h[l][c]][h[l0][c0]]; ^ user.cpp:93:46: warning: array subscript has type ‘char’ [-Wchar-subscripts] newDist = len + dist[h[l][c]][h[l0][c0]]; ^ user.cpp:106:15: warning: array subscript has type ‘char’ [-Wchar-subscripts] return d[v.l][v.c]; ^ user.cpp:106:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] return d[v.l][v.c]; ^ user.cpp: In function ‘int main()’: user.cpp:121:31: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘char*’ [-Wformat=] fscanf(f, "%d", &h[i][j]); ^ user.cpp:125:68: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘char*’ [-Wformat=] fscanf(f, "%d %d %d %d", &start.l, &start.c, &finish.l, &finish.c); ^ user.cpp:125:68: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘char*’ [-Wformat=] user.cpp:125:68: warning: format ‘%d’ expects argument of type ‘int*’, but argument 5 has type ‘char*’ [-Wformat=] user.cpp:125:68: warning: format ‘%d’ expects argument of type ‘int*’, but argument 6 has type ‘char*’ [-Wformat=] user.cpp:118:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d %d %lf", &N, &M, &L); ^ user.cpp:121:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &h[i][j]); ^ user.cpp:125:69: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d %d %d %d", &start.l, &start.c, &finish.l, &finish.c); ^ user.cpp:131:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("excursie.out", "w", stdout); ^