Compilare: main.cpp: In function 'int main()': main.cpp:27:32: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] r1[i&1][l][j]=max(max(r1[1-i&1][l][j],(j>=s&&(l==1||r1[1-i&1][l-1][j-s]))?(r1[1-i&1][l-1][j-s]+c):0),r1[i&1][l][j-1]); ~^~ main.cpp:27:62: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] r1[i&1][l][j]=max(max(r1[1-i&1][l][j],(j>=s&&(l==1||r1[1-i&1][l-1][j-s]))?(r1[1-i&1][l-1][j-s]+c):0),r1[i&1][l][j-1]); ~^~ main.cpp:27:85: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] r1[i&1][l][j]=max(max(r1[1-i&1][l][j],(j>=s&&(l==1||r1[1-i&1][l-1][j-s]))?(r1[1-i&1][l-1][j-s]+c):0),r1[i&1][l][j-1]); ~^~ main.cpp:34:32: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] r2[i&1][l][j]=max(max(r2[1-i&1][l][j],(j>=s&&(l==1||r2[1-i&1][l-1][j-s]))?(r2[1-i&1][l-1][j-s]+c):0),r2[i&1][l][j-1]); ~^~ main.cpp:34:62: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] r2[i&1][l][j]=max(max(r2[1-i&1][l][j],(j>=s&&(l==1||r2[1-i&1][l-1][j-s]))?(r2[1-i&1][l-1][j-s]+c):0),r2[i&1][l][j-1]); ~^~ main.cpp:34:85: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses] r2[i&1][l][j]=max(max(r2[1-i&1][l][j],(j>=s&&(l==1||r2[1-i&1][l-1][j-s]))?(r2[1-i&1][l-1][j-s]+c):0),r2[i&1][l][j-1]); ~^~