Compilare: user.cpp: In function ‘int main()’: user.cpp:38:60: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] for(j=0;t>0||j<getmax(cif[i&1][mat[nr][x]],cif[1-i&1][x]);j++){ ^ user.cpp:39:45: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] t=t+d[i&1][mat[nr][x]][j]+d[1-i&1][x][j]; ^ user.cpp:47:51: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] for(j=0;t>0||j<getmax(cif[i&1][x],cif[1-i&1][x]);j++){ ^ user.cpp:48:36: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] t=t+d[i&1][x][j]+d[1-i&1][x][j]; ^ user.cpp:24:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d" ,&n); ^ user.cpp:29:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d" ,&nr); ^