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perf: 在循环内重置mcj以减少不必要的重置操作

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Zengtudor 2025-11-06 18:33:03 +08:00
parent e78435a306
commit bdd74246a7
1 changed files with 1 additions and 1 deletions
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src/11/6/P7114.cpp
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@ -20,8 +20,8 @@ sl void solve(){
for(ll alen=1;alen<s.size()-1;alen++){ for(ll alen=1;alen<s.size()-1;alen++){
maj[s[alen-1]]=maj[s[alen-1]]^1; maj[s[alen-1]]=maj[s[alen-1]]^1;
for(ll blen=1;alen+blen<s.size();blen++){ for(ll blen=1;alen+blen<s.size();blen++){
mcj.reset();
for(ll l=1;l*(alen+blen)<s.size();l++){ for(ll l=1;l*(alen+blen)<s.size();l++){
mcj.reset();
for(ll ci=l*(alen+blen);ci<s.size();ci++){ for(ll ci=l*(alen+blen);ci<s.size();ci++){
mcj[s[ci]]=mcj[s[ci]]^1; mcj[s[ci]]=mcj[s[ci]]^1;
} }