Compilare: user.c: In function ‘main’: user.c:43:9: warning: implicit declaration of function ‘memset’ [-Wimplicit-function-declaration] memset(vf,0,sizeof(vf)); ^ user.c:43:9: warning: incompatible implicit declaration of built-in function ‘memset’ [enabled by default] user.c:45:24: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] d[i&1][poz]=d[1-i&1][poz]; ^ user.c:47:43: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] if((poz&j)==0&&d[i&1][poz]<d[1-i&1][j]+1) ^ user.c:48:31: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] d[1&i][poz]=d[1-i&1][j]+1; ^ user.c:52:15: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] if(d[1-n&1][i]>max) ^ user.c:53:19: warning: suggest parentheses around ‘-’ in operand of ‘&’ [-Wparentheses] max=d[1-n&1][i]; ^ user.c:36:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d" ,&n); ^ user.c:38:14: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%d" ,&v[i]); ^ user.c: In function ‘div1’: user.c:30:1: warning: control reaches end of non-void function [-Wreturn-type] } ^