Compilare: user.cpp: In function ‘void afisare()’: user.cpp:34:96: warning: array subscript has type ‘char’ [-Wchar-subscripts] printf ("%d %d %d %d\n", stiva[i].linI, stiva[i].colI, stiva[i].linI + (dl[stiva[i].dir]<<1), stiva[i].colI + (dc[stiva[i].dir]<<1)); ^ user.cpp:34:135: warning: array subscript has type ‘char’ [-Wchar-subscripts] printf ("%d %d %d %d\n", stiva[i].linI, stiva[i].colI, stiva[i].linI + (dl[stiva[i].dir]<<1), stiva[i].colI + (dc[stiva[i].dir]<<1)); ^ user.cpp: In function ‘int main()’: user.cpp:88:50: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘char*’ [-Wformat=] scanf ("%d%d", &vims[i].lin, &vims[i].col); ^ user.cpp:88:50: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘char*’ [-Wformat=] user.cpp:89:22: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[vims[i].lin][vims[i].col] = 1; ^ user.cpp:89:35: warning: array subscript has type ‘char’ [-Wchar-subscripts] a[vims[i].lin][vims[i].col] = 1; ^ user.cpp:84:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("immortal.in", "r", stdin); ^ user.cpp:85:42: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("immortal.out", "w", stdout); ^ user.cpp:86:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d%d", &n, &m, &imm); ^ user.cpp:88:51: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf ("%d%d", &vims[i].lin, &vims[i].col); ^