Compilare: main.cpp: In function 'int main()': main.cpp:18:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:20:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' for(int i=2;i<n;i++){ ^~~ main.cpp:51:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:53:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' printf("%d", sol); ^~~~~~ main.cpp:8:41: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("minesweeper2.in","r",stdin); ^ main.cpp:9:43: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("minesweeper2.out","w",stdout); ^ main.cpp:11:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &op); ^ main.cpp:21:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &op); ^ main.cpp:43:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &op); ^