Compilare: main.cpp: In function 'int main()': main.cpp:48:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("ternar.in","r",stdin); ^ main.cpp:49:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("ternar.out","w",stdout); ^ main.cpp:50:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&n,&m); ^ main.cpp:55:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&mat[i][j]); ^ main.cpp: In function 'int cb1(int, int)': main.cpp:18:19: warning: array subscript is above array bounds [-Warray-bounds] if(spcol[1][lin][mid]-spcol[1][lin][start-1]==2*(mid-start+1)) ~~~~~~~^ main.cpp:18:38: warning: array subscript is above array bounds [-Warray-bounds] if(spcol[1][lin][mid]-spcol[1][lin][start-1]==2*(mid-start+1)) ~~~~~~~^ main.cpp: In function 'int cb2(int, int)': main.cpp:36:19: warning: array subscript is above array bounds [-Warray-bounds] if(splin[1][mid][col]-splin[1][start-1][col]==2*(mid-start+1)) ~~~~~~~^ main.cpp:36:38: warning: array subscript is above array bounds [-Warray-bounds] if(splin[1][mid][col]-splin[1][start-1][col]==2*(mid-start+1)) ~~~~~~~^ main.cpp: In function 'int main()': main.cpp:63:35: warning: array subscript is above array bounds [-Warray-bounds] spcol[1][i][j]=spcol[1][i][j-1]+2*(mat[i][j]==2); ~~~~~~~^ main.cpp:63:20: warning: array subscript is above array bounds [-Warray-bounds] spcol[1][i][j]=spcol[1][i][j-1]+2*(mat[i][j]==2); ~~~~~~~^ main.cpp:71:35: warning: array subscript is above array bounds [-Warray-bounds] splin[1][j][i]=splin[1][j-1][i]+2*(mat[j][i]==2); ~~~~~~~^ main.cpp:71:20: warning: array subscript is above array bounds [-Warray-bounds] splin[1][j][i]=splin[1][j-1][i]+2*(mat[j][i]==2); ~~~~~~~^ main.cpp:18:19: warning: array subscript is above array bounds [-Warray-bounds] if(spcol[1][lin][mid]-spcol[1][lin][start-1]==2*(mid-start+1)) ~~~~~~~^ main.cpp:18:38: warning: array subscript is above array bounds [-Warray-bounds] if(spcol[1][lin][mid]-spcol[1][lin][start-1]==2*(mid-start+1)) ~~~~~~~^ main.cpp:36:19: warning: array subscript is above array bounds [-Warray-bounds] if(splin[1][mid][col]-splin[1][start-1][col]==2*(mid-start+1)) ~~~~~~~^ main.cpp:36:38: warning: array subscript is above array bounds [-Warray-bounds]