Compilare: main.cpp: In function 'void computeChainDP()': main.cpp:60:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < edge[currNode].size(); i ++){ ~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:84:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < edge[node].size(); i ++){ ~~^~~~~~~~~~~~~~~~~~~ main.cpp: At global scope: main.cpp:122:19: warning: suggest parentheses around '+' inside '<<' [-Wparentheses] long long dp[1<<16+5]; ~~^~ main.cpp: In function 'void computeInterDP()': main.cpp:126:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < inter.size(); i ++){ ~~^~~~~~~~~~~~~~ main.cpp:128:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = i + 1; j < inter.size(); j ++){ ~~^~~~~~~~~~~~~~ main.cpp:153:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < nodes.size() and isGood == true; i ++){ ~~^~~~~~~~~~~~~~ main.cpp:163:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < nodes.size(); i ++) ~~^~~~~~~~~~~~~~ main.cpp:171:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < edge[firstNode].size(); i ++){ ~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:176:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < edge[lastNode].size(); i ++){ ~~^~~~~~~~~~~~~~~~~~~~~~~