Compilare: user.cpp: In function ‘void umple()’: user.cpp:34:13: warning: unused variable ‘i’ [-Wunused-variable] int x,y,i,j; ^ user.cpp:34:15: warning: unused variable ‘j’ [-Wunused-variable] int x,y,i,j; ^ user.cpp: In function ‘int main()’: user.cpp:203:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ai.in","r",stdin); ^ user.cpp:204:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ai.out","w",stdout); ^ user.cpp:205:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d ",&n); ^ user.cpp:211:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d ",&t.x,&t.y); ^ user.cpp:213:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d ",&s1.y,&s1.x); ^ user.cpp:215:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d ",&s2.y,&s2.x); ^ user.cpp:217:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d ",&r1.y,&r1.x); ^ user.cpp:219:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d ",&r2.y,&r2.x); ^ user.cpp:221:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d ",&k); ^ user.cpp:224:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d ",&aux.y,&aux.x); ^ user.cpp: In function ‘void cozi()’: user.cpp:135:11: warning: array subscript is above array bounds [-Warray-bounds] dist[2][r2.y][r2.x]=0; ^ user.cpp:166:56: warning: array subscript is above array bounds [-Warray-bounds] if(inter(x-1,y) && a[y][x-1]!='o' && dist[2][y][x]+1<dist[2][y][x-1]){ ^ user.cpp:166:72: warning: array subscript is above array bounds [-Warray-bounds] if(inter(x-1,y) && a[y][x-1]!='o' && dist[2][y][x]+1<dist[2][y][x-1]){ ^ user.cpp:167:39: warning: array subscript is above array bounds [-Warray-bounds] dist[2][y][x-1]=dist[2][y][x]+1;