Eroare de compilare: user.cpp: In function ‘void roy()’: user.cpp:13:39: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(a[i][k] && a[k][j] && (a[i][j]>a[i][k]+a[k][j]) || !a[i][j]) && i!=j)) ^ user.cpp:13:87: error: ISO C++ forbids comparison between pointer and integer [-fpermissive] if(a[i][k] && a[k][j] && (a[i][j]>a[i][k]+a[k][j]) || !a[i][j]) && i!=j)) ^ user.cpp:13:88: error: expected ‘;’ before ‘)’ token if(a[i][k] && a[k][j] && (a[i][j]>a[i][k]+a[k][j]) || !a[i][j]) && i!=j)) ^ user.cpp:13:85: warning: statement has no effect [-Wunused-value] if(a[i][k] && a[k][j] && (a[i][j]>a[i][k]+a[k][j]) || !a[i][j]) && i!=j)) ^ user.cpp:13:84: error: label ‘i’ used but not defined if(a[i][k] && a[k][j] && (a[i][j]>a[i][k]+a[k][j]) || !a[i][j]) && i!=j)) ^