#include <stdio.h> #include <list> #include <queue> #include <vector> #include <algorithm> typedef std::pair<int,int> IntPair; typedef std::pair<IntPair,int> Process; //typedef std::pair<int, IntPair> SuspendedProcess;//margines, (pozostale obliczenie, deadline) class WorkingProcess{ public: int delay; int toCount; int id; int operator< (const WorkingProcess & c) { return delay < c.delay;} WorkingProcess(int d, int c,int i):delay(d),toCount(c), id(i){}; virtual ~WorkingProcess(){}; } ; std::vector<Process> proceses; std::list<WorkingProcess> working; //std::priority_queue<SuspendedProcess> suspended; std::list<WorkingProcess> suspended; //po kazdym ticku musi byc przetworzenie wszystkich procesow int n,m; void printState(){ printf("WORKING: "); for(std::list<WorkingProcess>::iterator it = working.begin(); it != working.end(); it++){ printf("(%d : %d %d) ",it->id, it->toCount,it->delay); } printf("\n"); printf("WAITING: "); for(std::list<WorkingProcess>::iterator it = suspended.begin(); it != suspended.end(); it++){ printf("(%d : %d %d) ",it->id, it->toCount,it->delay); } printf("\n"); } std::list<WorkingProcess>::iterator getLowestDelay( std::list<WorkingProcess> & col){ std::list<WorkingProcess>::iterator ret = col.begin(); for(std::list<WorkingProcess>::iterator it = col.begin(); it != col.end(); it++){ if (it->delay < ret->delay) ret = it; } return ret; } std::list<WorkingProcess>::iterator getBiggestDelay(std::list<WorkingProcess> & col){ std::list<WorkingProcess>::iterator ret = col.begin(); for(std::list<WorkingProcess>::iterator it = col.begin(); it != col.end(); it++){ if (it->delay > ret->delay) ret = it; } return ret; } std::list<WorkingProcess>::iterator getFastestEnd(std::list<WorkingProcess> & col){ std::list<WorkingProcess>::iterator ret = col.begin(); for(std::list<WorkingProcess>::iterator it = col.begin(); it != col.end(); it++){ if (it->toCount < ret->toCount) ret = it; } return ret; } int checkAndSwap(){ std::list<WorkingProcess>::iterator toPut = getLowestDelay(suspended); std::list<WorkingProcess>::iterator toSuspend = getBiggestDelay(working); if (toPut != suspended.end() && toPut->delay < toSuspend->delay){ WorkingProcess newWaiting = *toSuspend; WorkingProcess newWorking = *toPut; suspended.erase(toPut); working.erase(toSuspend); suspended.push_back(newWaiting); working.push_back(newWorking); return 1; } return 0; } void moveToExecution(){ //printf("move\n"); if (suspended.empty()) return; std::list<WorkingProcess>::iterator toPut = getLowestDelay(suspended); WorkingProcess newWorking = *toPut; suspended.erase(toPut); working.push_back(newWorking); } int clockShift(int sft){ //printf("clockShift\n"); /* for(std::list<WorkingProcess>::iterator it = working.begin(); it != working.end(); it++){ it->toCount-=sft; } for(std::list<WorkingProcess>::iterator it = suspended.begin(); it != suspended.end(); it++){ it->delay-=sft; if (it->delay < 0) return 1; }*/ int step = 0; int change; do { change = 0; //working.sort(); std::list<WorkingProcess>::iterator toEnd = getFastestEnd(working); //printf("working %d\n",toEnd->toCount); if (toEnd != working.end() && sft >= toEnd->toCount){ //suspended.sort(); working.erase(toEnd); step = toEnd->toCount; change = 1; } else { step = sft; } //printf("step %d %d change %d\n",step,sft,change); for(std::list<WorkingProcess>::iterator it = suspended.begin(); it != suspended.end(); it++){ it->delay-=step; if (it->delay < 0) return 1; } for(std::list<WorkingProcess>::iterator it = working.begin(); it != working.end(); it++){ it->toCount-=step; } while (m > (int)working.size() && !suspended.empty()) moveToExecution(); sft -= step; while (checkAndSwap()); } while(change); return 0; } int doStep(){ int step = 0; //working.sort(); std::list<WorkingProcess>::iterator toEnd = getFastestEnd(working); if (toEnd != working.end()){ suspended.sort(); working.erase(toEnd); step = toEnd->toCount; } //printf("step %d\n",step);fflush(stdout); for(std::list<WorkingProcess>::iterator it = suspended.begin(); it != suspended.end(); it++){ it->delay-=step; if (it->delay < 0) return 1; } for(std::list<WorkingProcess>::iterator it = working.begin(); it != working.end(); it++){ it->toCount-=step; } while (m > (int)working.size() && !suspended.empty()) moveToExecution(); //printf("++++++++++++++++++++++++++++++++++++++++++++++++++++\n"); //printState(); while(checkAndSwap()); //printState(); return 0; } int main(){ int p,k,c; int clock = 0; int nextClock; int processToCheck = 0; scanf("%d %d",&n,&m); for(int i = 0; i < n; i++){ scanf("%d %d %d", &p,&k,&c); proceses.push_back(Process(IntPair(p,k),c)); } std::sort(proceses.begin(), proceses.end()); while(processToCheck < (int)proceses.size()){ Process pr = proceses[processToCheck++]; nextClock = pr.first.first; //printf("################################################################### clock %d ==> %d\n",clock,nextClock); if (clockShift(nextClock - clock) == 1){//ktorys proces ma ujemny czas oczekiwania printf("NIE\n"); return 0; } //printf("BEFORE PUT ======>\n"); //printState(); if ((int)working.size() < m) {// po prostu wrzucamy do komputera working.push_back(WorkingProcess(pr.first.second - pr.first.first - pr.second,pr.second,processToCheck-1)); } else {//wrzucamy do oczekujacych suspended.push_back(WorkingProcess(pr.first.second - pr.first.first - pr.second,pr.second,processToCheck-1)); } if ((int)working.size() == m && !suspended.empty()) while(checkAndSwap()){};//po wrzuceniu nowego procesu przestawiamy oczekujace i dzialajace procesy //printf("AFTER PUT --------------------------->\n"); //printState(); clock = nextClock; }; //printf("WLOZYL WSZYSTKIE\n"); while(!suspended.empty()) if (doStep()) {printf("NIE\n");return 0;}; printf("TAK\n"); return 0; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 | #include <stdio.h> #include <list> #include <queue> #include <vector> #include <algorithm> typedef std::pair<int,int> IntPair; typedef std::pair<IntPair,int> Process; //typedef std::pair<int, IntPair> SuspendedProcess;//margines, (pozostale obliczenie, deadline) class WorkingProcess{ public: int delay; int toCount; int id; int operator< (const WorkingProcess & c) { return delay < c.delay;} WorkingProcess(int d, int c,int i):delay(d),toCount(c), id(i){}; virtual ~WorkingProcess(){}; } ; std::vector<Process> proceses; std::list<WorkingProcess> working; //std::priority_queue<SuspendedProcess> suspended; std::list<WorkingProcess> suspended; //po kazdym ticku musi byc przetworzenie wszystkich procesow int n,m; void printState(){ printf("WORKING: "); for(std::list<WorkingProcess>::iterator it = working.begin(); it != working.end(); it++){ printf("(%d : %d %d) ",it->id, it->toCount,it->delay); } printf("\n"); printf("WAITING: "); for(std::list<WorkingProcess>::iterator it = suspended.begin(); it != suspended.end(); it++){ printf("(%d : %d %d) ",it->id, it->toCount,it->delay); } printf("\n"); } std::list<WorkingProcess>::iterator getLowestDelay( std::list<WorkingProcess> & col){ std::list<WorkingProcess>::iterator ret = col.begin(); for(std::list<WorkingProcess>::iterator it = col.begin(); it != col.end(); it++){ if (it->delay < ret->delay) ret = it; } return ret; } std::list<WorkingProcess>::iterator getBiggestDelay(std::list<WorkingProcess> & col){ std::list<WorkingProcess>::iterator ret = col.begin(); for(std::list<WorkingProcess>::iterator it = col.begin(); it != col.end(); it++){ if (it->delay > ret->delay) ret = it; } return ret; } std::list<WorkingProcess>::iterator getFastestEnd(std::list<WorkingProcess> & col){ std::list<WorkingProcess>::iterator ret = col.begin(); for(std::list<WorkingProcess>::iterator it = col.begin(); it != col.end(); it++){ if (it->toCount < ret->toCount) ret = it; } return ret; } int checkAndSwap(){ std::list<WorkingProcess>::iterator toPut = getLowestDelay(suspended); std::list<WorkingProcess>::iterator toSuspend = getBiggestDelay(working); if (toPut != suspended.end() && toPut->delay < toSuspend->delay){ WorkingProcess newWaiting = *toSuspend; WorkingProcess newWorking = *toPut; suspended.erase(toPut); working.erase(toSuspend); suspended.push_back(newWaiting); working.push_back(newWorking); return 1; } return 0; } void moveToExecution(){ //printf("move\n"); if (suspended.empty()) return; std::list<WorkingProcess>::iterator toPut = getLowestDelay(suspended); WorkingProcess newWorking = *toPut; suspended.erase(toPut); working.push_back(newWorking); } int clockShift(int sft){ //printf("clockShift\n"); /* for(std::list<WorkingProcess>::iterator it = working.begin(); it != working.end(); it++){ it->toCount-=sft; } for(std::list<WorkingProcess>::iterator it = suspended.begin(); it != suspended.end(); it++){ it->delay-=sft; if (it->delay < 0) return 1; }*/ int step = 0; int change; do { change = 0; //working.sort(); std::list<WorkingProcess>::iterator toEnd = getFastestEnd(working); //printf("working %d\n",toEnd->toCount); if (toEnd != working.end() && sft >= toEnd->toCount){ //suspended.sort(); working.erase(toEnd); step = toEnd->toCount; change = 1; } else { step = sft; } //printf("step %d %d change %d\n",step,sft,change); for(std::list<WorkingProcess>::iterator it = suspended.begin(); it != suspended.end(); it++){ it->delay-=step; if (it->delay < 0) return 1; } for(std::list<WorkingProcess>::iterator it = working.begin(); it != working.end(); it++){ it->toCount-=step; } while (m > (int)working.size() && !suspended.empty()) moveToExecution(); sft -= step; while (checkAndSwap()); } while(change); return 0; } int doStep(){ int step = 0; //working.sort(); std::list<WorkingProcess>::iterator toEnd = getFastestEnd(working); if (toEnd != working.end()){ suspended.sort(); working.erase(toEnd); step = toEnd->toCount; } //printf("step %d\n",step);fflush(stdout); for(std::list<WorkingProcess>::iterator it = suspended.begin(); it != suspended.end(); it++){ it->delay-=step; if (it->delay < 0) return 1; } for(std::list<WorkingProcess>::iterator it = working.begin(); it != working.end(); it++){ it->toCount-=step; } while (m > (int)working.size() && !suspended.empty()) moveToExecution(); //printf("++++++++++++++++++++++++++++++++++++++++++++++++++++\n"); //printState(); while(checkAndSwap()); //printState(); return 0; } int main(){ int p,k,c; int clock = 0; int nextClock; int processToCheck = 0; scanf("%d %d",&n,&m); for(int i = 0; i < n; i++){ scanf("%d %d %d", &p,&k,&c); proceses.push_back(Process(IntPair(p,k),c)); } std::sort(proceses.begin(), proceses.end()); while(processToCheck < (int)proceses.size()){ Process pr = proceses[processToCheck++]; nextClock = pr.first.first; //printf("################################################################### clock %d ==> %d\n",clock,nextClock); if (clockShift(nextClock - clock) == 1){//ktorys proces ma ujemny czas oczekiwania printf("NIE\n"); return 0; } //printf("BEFORE PUT ======>\n"); //printState(); if ((int)working.size() < m) {// po prostu wrzucamy do komputera working.push_back(WorkingProcess(pr.first.second - pr.first.first - pr.second,pr.second,processToCheck-1)); } else {//wrzucamy do oczekujacych suspended.push_back(WorkingProcess(pr.first.second - pr.first.first - pr.second,pr.second,processToCheck-1)); } if ((int)working.size() == m && !suspended.empty()) while(checkAndSwap()){};//po wrzuceniu nowego procesu przestawiamy oczekujace i dzialajace procesy //printf("AFTER PUT --------------------------->\n"); //printState(); clock = nextClock; }; //printf("WLOZYL WSZYSTKIE\n"); while(!suspended.empty()) if (doStep()) {printf("NIE\n");return 0;}; printf("TAK\n"); return 0; } |