Compilare: main.cpp: In function 'int solve(int, int, int, int, int, int, int)': main.cpp:22:34: warning: left operand of comma operator has no effect [-Wunused-value] return area + (x, midy + 1, midx, yy, px, py, pw - 1); ^ main.cpp:22:32: warning: right operand of comma operator has no effect [-Wunused-value] return area + (x, midy + 1, midx, yy, px, py, pw - 1); ~~~~~^~~ main.cpp:22:43: warning: right operand of comma operator has no effect [-Wunused-value] return area + (x, midy + 1, midx, yy, px, py, pw - 1); ^~ main.cpp:22:47: warning: right operand of comma operator has no effect [-Wunused-value] return area + (x, midy + 1, midx, yy, px, py, pw - 1); ^~ main.cpp:22:51: warning: right operand of comma operator has no effect [-Wunused-value] return area + (x, midy + 1, midx, yy, px, py, pw - 1); ^~ main.cpp:22:60: warning: right operand of comma operator has no effect [-Wunused-value] return area + (x, midy + 1, midx, yy, px, py, pw - 1); ^