Compilare: user.cpp: In function ‘int main()’: user.cpp:30:10: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(int j =1 ; j <= N; j++) ^~~ user.cpp:32:11: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ printf("\n"); ^~~~~~ user.cpp:36:10: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(int j =1 ; j <= N; j++) ^~~ user.cpp:38:11: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ printf("\n"); ^~~~~~ user.cpp:8:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("rf.in","r",stdin); ^ user.cpp:9:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("rf.out","w",stdout); ^ user.cpp:10:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&N); ^ user.cpp:14:39: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&matrice[i][j]); ^