Compilare: user.cpp: In function ‘void nrminim(int)’: user.cpp:66:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] { for (int i = canb; i < c.size(); ++i) ^ user.cpp:70:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] { for (int i = canb; i < l.size(); ++i) ^ user.cpp:34:6: warning: unused variable ‘nop’ [-Wunused-variable] int nop = 0; ^ user.cpp: In function ‘int main()’: user.cpp:83:24: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘bool*’ [-Wformat=] scanf("%d", &a[i][j]); ^ user.cpp:77:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] { freopen("becuri.in", "r", stdin); ^ user.cpp:78:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("becuri.out", "w", stdout); ^ user.cpp:79:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ user.cpp:83:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &a[i][j]); ^