Borderou de evaluare (job #4310)

Compilare: main.c: In function 'main': main.c:6:1: warning: ignoring return value of 'freopen' declared with attribute 'warn_unused_result' [-Wunused-result] 6 | freopen("paint.in","r",stdin); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:7:1: warning: ignoring return value of 'freopen' declared with attribute 'warn_unused_result' [-Wunused-result] 7 | freopen("paint.out","w",stdout); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:8:1: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result] 8 | scanf("%d%d",&n,&m); | ^~~~~~~~~~~~~~~~~~~ main.c:11:9: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result] 11 | scanf("%d",&a[i][j]); | ^~~~~~~~~~~~~~~~~~~~ main.c:12:1: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result] 12 | scanf("%d",&q); | ^~~~~~~~~~~~~~ main.c:14:6: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result] 14 | {scanf("%d%d%d%d",&c1,&c2,&c3,&c4); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~