Compilare: user.cpp: In function ‘int main()’: user.cpp:50:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i+1][j]==x1[i][j-1]) if(v[x[i+1][j]]+v[x[i][j-1]]>nax) nax=v[x[i+1][j]]+v[x[i][j-1]],pozi=i,pozj=j,maxc=x1[i+1][j]; ^ user.cpp:49:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i+1][j]==x1[i][j+1]) if(v[x[i+1][j]]+v[x[i][j+1]]>nax) nax=v[x[i+1][j]]+v[x[i][j+1]],pozi=i,pozj=j,maxc=x1[i+1][j]; ^ user.cpp:47:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i-1][j]==x1[i][j-1]) if(v[x[i-1][j]]+v[x[i][j-1]]>nax) nax=v[x[i-1][j]]+v[x[i][j-1]],pozi=i,pozj=j,maxc=x1[i-1][j]; ^ user.cpp:46:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i-1][j]==x1[i][j+1]) if(v[x[i-1][j]]+v[x[i][j+1]]>nax) nax=v[x[i-1][j]]+v[x[i][j+1]],pozi=i,pozj=j,maxc=x1[i-1][j]; ^ user.cpp:45:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i-1][j]==x1[i+1][j]) if(v[x[i-1][j]]+v[x[i+1][j]]>nax) nax=v[x[i-1][j]]+v[x[i+1][j]],pozi=i,pozj=j,maxc=x1[i-1][j]; ^ user.cpp:43:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i-1][j]==x1[i+1][j] && x1[i-1][j]==x1[i][j+1]) if(v[x[i-1][j]]+v[x[i+1][j]]+v[x[i][j+1]]>nax) nax=v[x[i-1][j]]+v[x[i+1][j]]+v[x[i][j+1]],pozi=i,pozj=j,maxc=x1[i-1][j]; ^ user.cpp:42:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i-1][j]==x1[i+1][j] && x1[i-1][j]==x1[i][j-1]) if(v[x[i-1][j]]+v[x[i+1][j]]+v[x[i][j-1]]>nax) nax=v[x[i-1][j]]+v[x[i+1][j]]+v[x[i][j-1]],pozi=i,pozj=j,maxc=x1[i-1][j]; ^ user.cpp:41:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i][j-1]==x1[i][j+1] && x1[i+1][j]==x1[i][j-1]) if(v[x[i][j-1]]+v[x[i][j+1]]+v[x[i+1][j]]>nax) nax=v[x[i][j-1]]+v[x[i][j+1]]+v[x[i+1][j]],pozi=i,pozj=j,maxc=x1[i][j-1]; ^ user.cpp:40:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(x1[i][j-1]==x1[i][j+1] && x1[i-1][j]==x1[i][j-1]) if(v[x[i][j-1]]+v[x[i][j+1]]+v[x[i-1][j]]>nax) nax=v[x[i][j-1]]+v[x[i][j+1]]+v[x[i-1][j]],pozi=i,pozj=j,maxc=x1[i][j-1]; ^ user.cpp:39:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(x1[i][j-1]==x1[i][j+1] && x1[i-1][j]==x1[i+1][j] && x1[i-1][j]==x1[i][j-1]) if(v[x[i-1][j]]+v[x[i][j-1]]+v[x[i][j+1]]+v[x[i+1][j]]>nax) nax=v[x[i-1][j]]+v[x[i][j-1]]+v[x[i][j+1]]+v[x[i+1][j]],maxc=x1[i-1][j],pozi=i,pozj=j; ^ user.cpp:54:22: warning: ‘pozj’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<pozi<<' '<<pozj<<' '<<maxc; ^ user.cpp:54:11: warning: ‘pozi’ may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<pozi<<' '<<pozj<<' '<<maxc; ^ user.cpp:34:10: warning: ‘maxc’ may be used uninitialized in this function [-Wmaybe-uninitialized] char maxc; ^