Compilare: main.cpp: In function 'int caut(int)': main.cpp:23:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int j=1; j<=n; ++j) ^~~ main.cpp:29:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' return cop; ^~~~~~ main.cpp:29:20: warning: 'cop' may be used uninitialized in this function [-Wmaybe-uninitialized] return cop; ^~~ main.cpp: In function 'int main()': main.cpp:51:26: warning: 'cop' may be used uninitialized in this function [-Wmaybe-uninitialized] extra[caut(i)]++; ~~~~~~~~~~~~~^ main.cpp:50:28: warning: 'cop' may be used uninitialized in this function [-Wmaybe-uninitialized] mat[i][caut(i)]=2; ~~~~~~~~~~~~~~~^~